300–500 Dollars Signal Jammers
For many users, $300-$500 Frequence Jammers offer the best cost-to-performance ratio. You get multi-band capability, solid build quality, and dependable results-without stepping into bulky or expensive professional systems.
Compared to entry-level models under $300, these devices deliver noticeably better power, broader spectrum coverage, and higher overall reliability.
If you’re looking for a jammer that’s more capable, more flexible, and still cost-effective, this category is where value really starts to show.
Under 500 Dollars Signal Jammers are often considered the sweet spot for users who want stronger performance without paying professional-level prices.
Showing all 40 results
- 329.99$
Introducing the top-selling cost-effective cell signal jammer, revered for its unmatched performance and sleek black design. This powerhouse portable jammer device is engineered to flawlessly intercept a wide array of signals, saying goodbye to unwanted intrusions.
428.29$Discover a revolutionary 8 bands carryable mobile signal scrambler designed for the modern age. Featuring omnidirectional antennas and independent frequency band switching, this hot-selling cell jammer product delivers powerful signal jamming capabilities.
- 449.98$
Introducing our Superior WiFi Camera Blocker, the fool-proof ultimate solution to keep your signals secure and interference-free! With 3 high-performance antennas and effectively block All 2.4GHz &5GHz wireless signals with ease…
- 475.32$
Exciting new arrival! Our cutting-edge cell phone blocker is packed with powerful functions and features to deliver comprehensive communication protection. With a sophisticated 10-antenna design, this device adeptly disrupts GSM/CDMA/3G/4G mobile phone signals while also interference with GPSL1, WIFI 2.4G & 5.2G, Lojack, Remote Control, and more, ensuring your communication remains secure.
- 389.20$
Special offer for T-US-W3 desktop WiFi jammers! With an output power of up to 9 watts, it can effectively block all devices running on WiFi band signals (such as monitoring devices, pinhole cameras, 4k HD video transmission, and drone control, etc.). The recommended wall mounting height is 0.8 to 1.8 meters.
- 420.96$
Having it means you are able to jam the signal reception of all mobile phones within the frequency range. As long as it is within the signal interception range of the blocker, there is no possibility that the wifi router can perform its task.
- 356.63$
This Wifi blocker rejects radio communications from the source, uses broadband scanning technology, can scramble Bluetooth or old and new mobile phone signals, and can prevent location information from being displayed to others. The device exhibits characteristics such as searching the network, no signal, and no service system, providing users with safe and reliable information protection.
- 433.75$
The handheld P-US-12-1 5G signal scrambler blocks 12 frequencies, including all cellular bands, WiFi, and GPS. It covers a range of 5 to 20 meters, ideal for users needing multi-frequency jamming.
- 419.99$
Compared with T-US-06-1, Stationary frequency jamming device T-US-X6 not only inherits the high performance and reliability of the former, but also achieves significant improvement in flexibility, It stands out from similar products with its flexible independent adjustable power switch and multi-scenario customization function.
- 366.99$
G619 is a high-precision RF Detectors that covers an ultra-wide frequency band of 300-8000MHz and can detect wireless eavesdroppers, hidden cameras, GPS trackers and various RF signal sources (such as Wi-Fi, Bluetooth, 2G/3G/4G, etc.).
- 368.99$
T-US-X03 Jammer can accurately block 2.4GHz (802.11b/g/n), 5.2GHz/5.8GHz (802.11a/n/ac) and Bluetooth signals to completely cut off the wireless communication link. which adopting frequency division independent amplification technology, 2W independent drive for each frequency band, achieving no dead angle signal paralysis within a radius of 30 meters.
- 425.36$
P-BIN08 is a versatile wall-mounted GSM 3G 4G jammer designed for large-scale use. This device offers easy installation at home or in the office, meeting a variety of needs. It is a valuable tool for teachers looking to maintain the confidentiality of exams and facilitate focused learning for students.
399.09$This sound jammer, which looks like a small Bluetooth speaker, has built-in 120-decibel ultrasonic technology, which can effectively block recording attempts by mobile phones, voice recorders and other devices within a range of 2-6 meters. It supports remote control and intelligent voice control.
- 436.32$
This TV RC jammer, unlike traditional LORA Blocker, can disrupt remote control signals within 100 meters and features an LCD display for intuitive power usage monitoring, ensuring seamless use during critical moments while providing a comfortable grip with its sleek “V” shaped body.
- 375.63$
RC003 portable wireless car remote control jammer include enhanced output power and greater precision in blocking specific frequencies.
- 366.99$
Unlike the old desktop GSM blocker device with 5 antennas, the T-US-P5 has been upgraded to a new version with an adjustable button to make the jammer easier to use, the maximum suppression distance can reach 40M. if you want to use this desktop signal blocker in a car, just use the car charger and connect it to the car.
- 416.31$
One of the standout features of this celluar signal jammer is its ability to selectively disable frequencies. Users can choose to allow one or more bands to remain active while shutting others down. This flexibility ensures that you can tailor the jamming functionalities to specific needs without disrupting other bands.
- 408.99$
Looking for a blend of style and functionality in a mobile jammer? Look no further than the P-US-06-3 smart 4G signal blocker! Embracing a sleek military camouflage design, this jammer combines aesthetics with cutting-edge technology to keep you in control.
- 356.68$
By cutting off 8 types of signals within a range of 10-20 meters (see below for details), this phone blockers effectively protects personal privacy and avoids the trouble of being tracked or monitored. This Research-backed cell phone scrambler is about the size of an adult’s palm, but is still easy to carry, solving the problem of being unable to carry large devices when going out.
- 311.67$
Embrace uninterrupted signal control and safeguard your privacy with the Full Spectrum wifi signal blocking device, your trusted companion against unwanted camera feeds and intrusive WiFi signals.Powered by a 6800 mAh battery, providing up to 120 minutes of continuous operation in new condition, this wireless camera blocker offers versatile power options – rechargeable via a 220V household charger or with a 12V output battery.
- 478.98$
Compared with other portable jammers, this high-quality GPS jammer is manufactured to military-grade standards and uses a unique key switch to control the on/off of each jamming module, making it easier to use…
- 359.56$
Not limited to a single Wi-Fi interference, we have created this affordable mobile jammer device for you to eliminate satellite positioning, wireless connections, and mobile communications within 20 meters. We provide you with six paths to choose from.
- 418.99$
Say hello to the versatile and powerful P-US-08-4 GSM Jammers – your all-in-one solution for disrupting GSM, 3G, 4G mobile signals, 2.4GHz WiFi Bluetooth, and Lojack signals with ease!
- 349.99$
The T-US-06-6 desktop WiFi GSM jammer has adjustable output power function, allowing you to control the signal strength and coverage area. With its powerful built-in high-efficiency double-blade fan, the device can effectively dissipate heat and provide 24/7 continuous operation.
- 473.56$
The Silver Fixed Signal blocking device is equipped with eight antennas, which can effectively output interference capabilities up to 40 meters, effectively isolate target signals and ensure indoor communication security.
- 321.19$
Stay secure with our Wi-Fi router blocker, covering a 15-meter range, utilizing a safe LI-ION battery (8500mAh), designed to manage children’s Wi-Fi use, without disrupting mobile networks, featuring a concealed antenna and compatibility with 2.4G/5G Wi-Fi and Bluetooth.
- 456.37$
This simple and portable signal jammers for GSM GPS looks like a Power bank and can be carried daily, because it is only 100 grams, which may be lighter than your iPhone. And you only need to turn on the POWER SWITCH on the right side, it will block PCS/CDMA/GPS/Glonass signal at the same time within 10 meters.
429.62$This GSM signal isolator is equipped with six antennas, which can cover almost all common mobile phone signals, including CDMA, GSM, PCS, 3G and 4G. Unfortunately, it cannot block current 5G signals.
409.99$Compared with similar products P-US-00-1, Portable Conversation Jammer P-US-F5 performs better in battery life and jamming performance. Although the appearance design is slightly traditional, its powerful functions are enough to make up for this shortcoming.
- 337.45$
Designed for high-intensity and long-term use, this GSM signal jammer for cell phones can achieve continuous 7×24 hours of uninterrupted operation. It supports dual-mode power supply for vehicle and indoor use, plug and play, and is suitable for a variety of scenarios.
- 497.78$
Want a distraction-free meeting environment? Or want to ensure that students can’t search for answers online during exams? The smartphone jammers can do it with one click! Equipped with a 10-channel built-in omnidirectional antenna plus an original IC chip and integrated circuit, it can fully and stably block all mobile phone and WiFi signal within a range of 5-40 meters.
- 499.99$
Different from the side-by-side antenna design of traditional jammers, the T-US-505J Fixed UHF VHF frequency blocker innovatively adopts a unique 3 front and 5 back 8-antenna matrix distribution, and achieves 360° horizontal and vertical stereo coverage through scientifically calculated angle arrangement. Not only that, T-US-505J also supports 2G/3G/4G (optional 5G), GPS, WiFi 2.4GHz/5GHz, VHF/UHF and other frequency bands, and customized combinations to meet your customized needs.
- 428.99$
DJ-X5 is a high-performance desktop GSM jammer powered by a 110V main power supply and can operate continuously and stably for a long time. Its advanced heat dissipation structure can quickly remove heat and effectively avoid overheating of the device.
- 455.26$
The Exclusive Mobile GPS Jammers device has smart buttons, a complete cooling system and independent frequency control, and can easily withstand all common device signals within a distance of 2-20m, making it the best choice to prevent information leakage.
- 370.12$
Unlike other wireless network blockers, this sophisticated Bluetooth jammer stands out from others by simultaneously disrupting multiple signals including Wifi, 3G, PCS, and DCS within its operational area. It offers comprehensive signal control, allowing for effective signal suppression in the designated coverage zone.
- 321.35$
Introducing a discreet solution to your privacy concerns – a jammer designed specifically to block all WiFi and Bluetooth signals without any interference to your cell phone connection. Operating within the frequency range of 2.4GHz to 5.9GHz, this device effectively disrupts all common wireless devices operating on this frequencies.
468.19$This bluetooth signal scrambler allows you to simultaneously interfere with full-band WIFI signals and prevent all locators, trackers, navigators, and UHF/VHF signals operating on the GPS L1 frequency from being blocked. If the drone is operating using 2.4GHz, then it will also be forced to land. With this wireless blockers you can intercept the signal you want to abandon within a range of 20 – 40 meters.
- 395.89$
Equip yourself with our electronic devices jammers and fortify your security arsenal with uncompromising protection against unauthorized signal intrusions. Customize blocking strategies via DIP switches to suppress interference and monitor via LED indicators. Defend against all interference attempts and prevent unauthorized intrusions.
443.96$This upgraded 4G signal blocker offers enhanced shielding capabilities across 8 channels, allowing personalized control with DIP switch. Its strongest jamming potential is unleashed when all switches are activated.
- 438.26$
Using a high-gain omnidirectional antenna, you can easily control the shielding range to protect your phone, personal information, and vehicle location. Whether it is home use or outdoor activities, this cell phone signal jammer is the perfect choice.
Showing all 40 results
