Tagi - wireless
5 Best Wireless Mouse for Laptop/Desktop Under Rs.1000 in India 2020
If you are using a wired mouse while working at your office desk, home, or at a cafe, it always creates a problem. On the other hand, while using a wireless mouse, there are many benefits, the important one being the clutter-free experience. So here is the best wireless mouse under 1000.
1. Logitech M235 Wireless Mouse - Black/Grey
• Technology: Advanced 2.4 GHz wireless connectivity (Unifying supported), Scroll Wheel (Y/N): Yes
• Sensor Technology: Advanced Optical Tracking, Sensor Resolution: 1000
• Receiver Weight: 1.8 g, Mouse Weight (including battery): 84 g
• Mouse Dimensions: 55 mm (2.17 in) x 95 mm (3.74 in) x 38.6 mm (1.52 in), 3-year Limited hardware warranty.
2. iBall Free Go G25 - Black
• Design: Piano shiny finish
• Speed: The ideal optical mouse for high speed work in wireless mode
• Power Saver: When idle, automatic power saving mode switches on
• Battery Life: Long duration performance with premium brand alkaline battery
• Easy storage and connectivity with nano USB receiver
3. Dell WM126 Wireless Optical Mouse (Black)
• Number of Buttons: 3; Wireless Receiver: USB wireless receiver; Battery: AA type; USB interface: USB 2.0
• Movement Resolution: 1000 dpi
• Daily Use: Great for everyday use at home or in the office
• Battery Life: Work and play longer with a long battery life, please note that the battery needs to changes when it stops working
• Compatible: with Windows 7 and above, Linux android and Chrome
4. HP X3500 Wireless Mouse (Black)
• Buttons: 3 buttons: two primary buttons and scroll wheel
• Connector Description: Nano receiver
• Pointing Device: Wireless Optical Mouse
• Sensor Resolution: Adjustable optical sensor: 1000 dpi, 1200 dpi, 1600 dpi
• Warranty: One-year warranty feature, Wireless Technology: 2.4 GHz Wireless
5. Lenovo 300 Wireless Compact Mouse (GX30K79401)
• Connector Type: Wireless - USB
• Pointing Device Resolution: 1000DPI
• Pointing Device Type: 3 Button USB Laser Mouse
• Wireless Reception Range: 10 metres
• Warranty Period: 18 months
This week, the Army demonstrated its multifunctional electronic warfare aerial large pod in Aberdeen, Maryland. After decades of focusing on counterterrorism, the service is rebuilding its electronic warfare arsenal to counter less technologically savvy troops. U.S. officials say attacks on communications and other networks are seen daily in the war in Ukraine, adding to the sense of urgency.
Electronic warfare is a fight for control of the electromagnetic spectrum, which the military uses for situational awareness, communications and weapons guidance. The race becomes increasingly important as more advanced technologies are deployed on the battlefield and troops try to minimize signatures to avoid detection.
"My constant concern is that over time we have to keep up with the threat," Camarillo told reporters on Aug. 23 after a morning briefing. "I'm very impressed with the MFEW program the Army has, the different configurations and the direction it's going."
Officials said Tuesday that MFEW-AL is an option as long as power and Ethernet ports are available.
Army IT leaders pledge faster cloud adoption in 'Year of Action'
"We want to be platform-agnostic. For other platforms, we can offer a smaller form factor if needed," said William Utroska, head of the Intelligence, Electronic Warfare and Sensors Program Executive Office. "We're working with the Future Vertical Lift cross-functional team because they have electronic warfare requirements and they know we've got a lot of work ahead of schedule."
Camarillo said he saw one of the prototypes on site, courtesy of PEO IEW&S, and liked its open approach.
"I think this is an area where the Army is heading in the right direction," Camarillo said. "It allows us to not only see sensor payloads and EW payloads, but also how they fit into certain components, how we can plug and play over time, giving us the opportunity to do technology plug-ins and stay ahead of the curve. Threats may be, and also have the latest generation capabilities."
The Army is also pushing electronic warfare in other areas.
The service signed a $58.8 million contract with Lockheed in July to provide prototypes for the Ground Layer Systems Brigade Combat Team program. In August, it submitted deals to Lockheed and General Dynamics Mission Systems, respectively, for the ground-level system - the brigade upper echelon concept and demonstration.
Once implemented, these two systems will provide soldiers with electronic warfare, cyber and signals intelligence capabilities.
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Now, with the development of the Internet, wifi has become an indispensable part of our lives, so do you know how to block wifi?
Many people have wireless routers at home to meet the needs of devices to access the Internet, which has also spawned a lot of people who surf the Internet. Isn't your home wireless network being used by others? Has your wireless broadband been "rubbed" by others? How to block wifi from others?
First enter the web configuration interface of the wireless router AP, find the basic settings menu to modify the SSID name, select Disable SSID broadcast, then modify the default IP address of the wireless router AP, turn off the DHCP function, and adjust the wireless transmit power to control the wireless network coverage.
Enter 192.168.1.1 in the IE address bar, and then see the password and user name, both are admin. This will allow you to see the currently connected project. If there are redundant devices, they will be cleared. If it is a wireless router, it is best to turn off the wireless broadcast.
Step 1: Turn off SSID (network name) broadcast
After turning off the SSID broadcast of the wireless router AP, it is difficult to find this wireless network when searching for wireless. The setup method is very simple. Enter the web configuration interface of the wireless router AP, find the "Basic Settings" menu, modify the SSID name in it, and then select "Disable SSID Broadcast".
Step 2: Turn off the DHCP function
After turning off the SSID broadcast, we also need to turn off the DHCP function, which means that the wireless router/AP cannot automatically assign IP addresses to wireless clients. In order to further prevent being "robbed", we'd better modify the default IP address of the wireless router/AP. For example, the default IP address is: 192.168.1.1, we can modify it to 10.0.0.1. Enter the web configuration interface of the wireless router/AP, find the "LAN Settings" menu, then modify the default IP address, and select "Disable DHCP Server" to confirm.
Step 3: Reduce the transmit power and upgrade the firmware
If some wireless routers/APs currently have the function of adjusting the wireless transmission power, the coverage of the wireless network can be controlled by adjusting the wireless transmission power, making it difficult to search for wireless signals. Upgrading the firmware of the wireless router/AP is also important, because it not only fixes some security holes, but may also add additional protection features for better security.
Generally speaking, you have to log into the router background to hide the wifi signal. You can hide the wifi signal by logging into the router management background and selecting wifi settings to turn off the ssid broadcast.
If you feel that the above steps are too many and too complicated, you can also consider buying a wifi signal jammer, which can easily help you solve the problem of being hacked on your network.
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If you're someone who values privacy, we live in dire times. You no longer know who is viewing what you search for and who they are selling that information to.
With the advent of cell phones and drones, it's hard to even get out of the house without the potential presence of being filmed or watched.
Thankfully, you're not alone in craving security through privacy. Technologies such as wifi jammer device, drone jammers, and cell phone jammers have entered the market in recent years. A wifi blocker is a signal-blocking device that transmits synchronized radio waves on the same frequency as a device such as a cell phone or drone to obscure its signal.
Jammers are primarily used to disable these devices and are increasingly used by companies and individuals.
What is a Wifi Jammer?
While a wifi disruptor might sound like something out of a spy movie, it's an increasingly popular device. Essentially, the technology is used to protect your privacy from hackers who use your phone to compromise your wifi.
These are favored by companies that handle sensitive information to prevent leaks. The 5GHz wifi scrambler has an effective range of up to 40 meters and will block WiFi and phone signals in a fixed space.
For something more mobile, the WiFi Mini Signal Blocker is much smaller and cheaper than 5GHz. This WiFi jammer is designed to be carried anywhere and provides 10 meters of protection no matter where you are.
This jammer is very effective if you're dealing with sensitive data away from your workplace or home (like a hotel or other more public place). With up to two hours of battery life on a full charge, it's also ideal for those who feel more comfortable with a little bit of a barrier between themselves and someone else's device.
You can think of wifi jammers as signal blocking devices. It transmits radio waves into the air at the same frequency as a cell phone. In this way, they can be seen as cell phone jammers. Therefore, anyone trying to use the phone within a certain number of feet will be blocked.
This helps keep any sensitive personal or business information safe when you access it. If you want to learn more about wifi frequency jammers, be sure to check out our guide here.
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Today we're going to cover just a few of the ways cell phone jammers, GPS jammers, and wi-fi jammers can help you!
Prevent unnecessary distractions
According to a Pew Research Center poll, only 24 percent of employees believe their smartphone or cell phone is necessary for their daily work.
Granted, this information comes from employees rather than employers, but there's little reason to suspect it's far off. Cell phones are not required for most jobs.
Phones are tools, and like any tool, they can be used in productive and inefficient ways. If they become a problem in the workplace, employers can install wifi signal jammers to prevent them from causing problems.
If employees can't stop using social media sites or texting, this can be a good option rather than just start firing employees who break the rules. They can't use what they don't have access to.
forced quiet time
Some parents have started using wifi jammers to force their children to be quiet for a while. Jammers can be turned on, and WiFi, cell service, or both can be blocked.
While parents have to be careful about the strength of their wifi blockers (or they might get complaints from their neighbors), this can be a great way to make sure the rules are followed at homework or bedtime.
If this sounds extreme, remember that you can turn the wifi signal jammer off and on as needed. You can turn it off whenever the child in question is focusing on other things that don't really matter.
If this is going to become a habit, remember that you will also need to have a landline installed in case you need to take an important call or make an emergency call while the wifi jammer device is turned on.
Prevent interruption
While it's important to check local laws on the matter, there have also been cases of individuals installing jammers (most commonly wifi cell phone jammers) to prevent interference.
Whether it's a class, a lecture, or a religious service, calling the wrong time can be a huge distraction. Cell phone jammers can block these incoming calls in the first place.
The unfortunate reality of any large group is that telling people to mute their devices won't work. There are always a fair number of people who have their devices turned on for some reason.
We can debate whether this says something larger about society, but it's still true anyway. Even funerals aren't immune to strange calls to break silence or pray.
In any case, the signal jammer interferes with the frequency that the cell needs to receive calls, preventing the phone from ringing (because the phone doesn't get through in the first place).
Block unauthorized communications
This applies more to people who work in various government and correctional facilities, but signal jammers can block communications that could become a serious security problem.
Certain facilities require security for obvious reasons. For example, some military installations do not allow any communication without pre-approval to pass through.
Then there are prisons, where unauthorized lines of communication may help individuals facilitate crime even while behind bars. Not to mention they shouldn't have cell phones in the first place.
With careful selection of signal jammer locations, it is possible to block communication even in important areas of the facility, but not in other areas. That way, it's still possible to make calls or use WiFi in some places.
If you're a government worker or contractor, don't forget to check out our deals designed to help you get important work done on budget without sacrificing quality.
Block danger or crime signals
While somewhat related to the above point, it's worth noting that signal jammers are often used by law enforcement to create dead spots where phones, etc. may pose a threat.
The most straightforward approach in the past has been to block signals that could be used to detonate bombs remotely. These bombs require a wireless signal (usually a phone) that can be jammed like any other signal.
Less obvious is the jammer's ability to prevent criminals from calling in outside forces. This is useful in many situations, such as in raids or hostage situations. It helps prevent criminals from coordinating.
To be clear, these are tactics law enforcement and military personnel can use, but they are one of the most important uses of this technology. Done right, it can save lives.
Signal jammers can play a variety of roles, depending on the model purchased, where they are installed, and what people want out of them. They are used by everyone from military personnel to parents.
If your needs are more specific or are on a budget, explore our store Jammer mart! We're sure to have a model that's right for you.
Even the best parents or guardians can find themselves indecisive about their children. Is the site safe? Did you know they don't reveal confidential information?
These days, it's hard for kids to know when they're doing it right.How do you keep your kids safe when you just want to protect them?
Children's online safety can be a difficult hurdle to address. Here's how to do it with online safety tips for kids.
Install a wifi jammer
Do you have a child who is still trying to test your boundaries? If your kids insist on doing things on the computer that you don't allow, a wifi signal jammer may be the best option.
These wifi signal jammers will block your child from accessing the internet.
Disruptors can be turned on and off depending on when you want to block access to the internet. Their easy-to-use on/off switch lets you know when the signal interrupter is in place. That way, you can turn it off when you don't have to worry about your kids.
The benefits of wifi blockers include knowing when your child is accessing the internet. It also allows you to eliminate any negative behavior that is trying to sneak into places you tell them not to go. Or block internet access when you ask them not to.
Signal jammers instill in your kids that the rules you make are for their safety.
Your child's online safety comes first
Talking to your kids about what's on the internet is a good start to getting them online. You have their best interests in mind when it comes to safety and protection.
Online risks and safety for children can be a difficult thing to police. By taking all precautions, you can take safety measures to protect your child.
If you have any questions, we are happy to help you maintain and protect your child's online safety. Contact us today!
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When jamming communications, the emphasis is on the portable jammer signal strength at the victim receiver's location, when in reality equal emphasis should be placed on the space or "link distance" between the transmitter and receiver.At the data link layer, it can interfere with the receiver by destroying legitimate packets by violating the protocol, or it can interfere with the sender by capturing the carrier with continuous transmission (another form of protocol violation) to prevent the sender from sending.This can be achieved by a jammer through attacks at the physical layer or the data link layer.
In this paper, the term "parity distance" describes the maximum distance between a transmitter and a victim receiver and is equal to the signal strength from the jammer.A gps blocker is defined as an "entity that purposely attempts to interfere with the physical transmission and reception of wireless communications".It has been passively listening to the network and at chosen times attacking it in a way that follows its protocol as if it were part of it.Jammer also knows the communication protocol of the target network.It's not as effective (constant or deceptive) as the jammer it mimics, but more energy efficient than it.
Using a higher-gain directional antenna helps increase the effective radiated power and improves the signal-to-noise ratio of the receiver (antenna reciprocity).It's very effective, but just as energy inefficient as a persistent jammer.A deceptive jammer understands the protocol of the target network and jams the network by continuously transmitting legitimate packets at a high rate for a period of time in order to keep the vector captured.Constant wifi blocker is unaware of the existing protocol of the network (bit rate, packet size, etc.), and thus continuously transmits bits over a period of time without following any protocol.
When the communication signal strength is greater than the interference signal strength, the transmitted signal can "burn through" the interference signal; making the interference invalid.Conversely, when the transmitter and receiver are close to each other, interfering signals have less impact on the link.Any distance less than the parity distance means the transmitter signal is closer and its signal is stronger than the jamming signal, making the jamming signal less efficient or useless.From an electromagnetic attack standpoint, this situation creates false positives; thinking the victim receiver is jammed and reporting the effect to the tactical commander.
signal jammers function like persistent jammers or deceptive jammers, but at random.Improvements in communication and interference are primarily a result of improved antenna performance.As the signal travels farther and farther from the transmitter, it gets weaker.For a receiver to detect a signal, it must be as sensitive as the strength of the arriving signal.The weaker the signal, the more sensitive the receiver must be.The greater the distance between the transmitter and receiver, the more effective the jamming signal will be.
At the physical layer, a jammer can only interfere with a receiver by transmitting at high power on the network frequency and reducing the signal-to-noise ratio below the receiver's threshold; however, it cannot prevent the transmitter from transmitting, so it cannot interfere with the transmitter.The link distance between the victim receiver and the transmitter (or transceiver) is critical because either the receiver or the transmitter can move close enough to the other and "burn through" the interference.The term "burn-through" refers to the effect of the transmitted signal strength at the victim receiver being greater than or equal to the signal strength from the drone jammer.
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To determine the influence of a mobile phone signal jammer on laptop Internet access, one must first grasp the interference frequency band employed by the jammer as well as the frequency band utilized by laptops to connect to the Internet.
First of all, if the interference frequency band of the mobile phone signal jamming device overlaps with the frequency band used by the laptop to access the Internet, it will affect the laptop's Internet access function. Let's first take a look at the interference frequency band of cell phone signal blocker. Due to the wide signal coverage of domestic operators and the wide range of application standards, mobile phone signal jammers must achieve the effect of blocking the entire network. Generally, they will effectively block interference for 2G, 3G, 4G band signals, WiFi, GPS, and Bluetooth signals.
After comprehending the frequency bands that the mobile phone signal jammer mentioned previously can block, it is time to explore the frequency bands that laptops use for Internet connectivity.
Laptops generally have two ways to access the Internet, one is wired Internet access, that is, Ethernet network port Internet access, and the other is wireless Internet access. At present, mobile phone signal jammers cannot block or interfere with wired Internet access, so here we mainly describe the frequency bands for laptop wireless Internet access. According to the current classification of laptops on the market, wireless Internet access supports single-band and dual-band. The so-called single-band refers to only supporting WiFi2.4 frequency band to connect to the Internet, while dual-band supports WiFi2.4 and WiFi5.8 frequency bands to connect to the Internet. Most laptops only support single-band, and some that are more expensive or have more conscientious configurations will be equipped with dual-band Internet access.
By grasping the distinct working frequency bands of signal blockers and laptop computers, astute individuals can promptly discern the potential impact of mobile phone signal jammers on laptop Internet access.
Detailed requirements are broken down into the following situations:
1.The mobile phone signal jammer does not have a WLAN module and will not affect the wireless Internet access of laptops;
The mobile phone signal jammer supports the WiFi2.4 frequency band, which affects the wireless Internet access of single-band laptops but does not affect the wireless Internet access of dual-band laptops;
The mobile phone signal jammer supports WiFi2.4 and WiFi5.8 frequency bands, which will affect the wireless Internet function of the laptop.
By thoroughly examining the information presented earlier, we have arrived at a conclusive answer regarding the potential influence of a mobile phone signal jammer on a laptop's Internet connection. It is important to note that the laptop's wireless Internet access may be affected by the presence of a mobile phone signal jammer. To ensure uninterrupted connectivity, customers who rely on signal jammers for protection should consider utilizing Ethernet cables to connect their laptops to external network offices. This approach will enable them to optimize their Internet experience.
I wonder if a special device can be used to block wireless mice. At work, almost everyone uses such devices. It's exciting to see the faces of employees when all devices are turned off. Would this be a bit dangerous? Would I be responsible for this? It's exciting to know the answer.
Wireless mice are controlled using unique low-frequency Bluetooth signals. It is completely possible to block them with the help of external devices. In the office, you can easily use a compact Bluetooth signal jammer. Such a device is ideal. It can be used almost anywhere, regardless of the location. At the same time, the radius of action covers enough space.
Using such devices may accidentally block Wi-Fi signals. This also applies to other devices working on the Bluetooth interface, which you should take into account. That's why you should be as careful as possible. WiFi networks are also quite dangerous and vulnerable to such attacks.
Your idea is not bad, but you are responsible for all possible consequences. You may get into a lot of trouble when dealing with other employees. You should also understand how wireless mechanisms work during hacking. A bluetooth jammer may be a good solution, but using this device is entirely your responsibility. We hope we can help you.
Stop CCTV Cameras from Watching My Moves
Can I use some kind of jammer to get this rude thing off my back?!
Want to deal with annoying CCTV cameras (and maybe even video cameras) that are making your life worse? Great! Then you need to use one of those signal jammers that have a wide spectrum consisting of the frequency bands it jams. I'm talking about UHF and VHF jammers, specifically this one.
The UHF and VHF bands contain a lot of different frequencies, so they are able to jam a lot of different electronic devices, which is really great because this particular device could be very helpful to a lot of people and solve a lot of their problems. CCTV cameras operate at frequencies within the frequency range of this desktop signal jammer, so all CCTV cameras, hidden or not, within the shielding range of this device will be completely blocked and unable to transmit any video signals.
What can cell phone jammers be used for?
Cell phone jammers, often referred to as cell phone blockers or jamming devices, are instruments designed to interfere with radio communications, including cellular networks, Wi-Fi, and GPS, by transmitting radio waves. Their operational range typically spans from 10 to 40 meters.
The military and government possess technologies capable of disrupting radio signals over considerable distances.
Retailers may employ jammers to inhibit customers from comparing prices while in the store, thereby enabling them to boost their sales figures.
Jammers serve a significant purpose in environments where silence or minimal distractions are essential. They can effectively prevent disturbances such as cell phone notifications during a film or conversations among students in educational settings.
Criminals may exploit signal jammers to interfere with wireless alarm systems and various radio communications, thereby obstructing emergency calls from being transmitted through the mobile phone network.
WiFi Interference
- How it works: WiFi uses the 2.4GHz or 5GHz frequency band. Jammers emit powerful signals in the same frequency band, causing data communications between the router and the device to be blocked.
- Impact: Internet access becomes slow or disconnects completely, and devices cannot connect to the wireless network.
GPS Jamming
- How it works: GPS signals operate on higher frequencies such as the L1 band (1575.42 MHz). Jammers cover these frequencies by emitting noise signals, making it impossible for GPS devices to receive location signals from satellites.
- Impact: Navigation devices cannot determine location, and time synchronization may also be affected. Some devices that require precise positioning (such as drones or logistics tracking systems) will fail as a result.
Cellular Network Jamming
- How it works: Cellular networks (such as 2G/3G/4G/5G) use different frequency bands. Jammers block communications between base stations and mobile phones by emitting strong signals on these frequency bands.
- Impact: Mobile phones may not be able to make calls, send text messages, or use mobile data.
