Full-band Desktop 12 Bands GPS/2G/3G/4G/5G Mobile Phone Signal Blocker for Indoors or Outdoors
Our mobile phone signal blocker has 12 antennas for desktop design, adopting an omnidirectional antenna array. So it significantly increases the operating distance. It can fully jam all the signals such as GSM900, DCS1800, PCS1900, CDMA, 3G, 4G and other signals, releasing frequency range up to 3400Mhz-3600MHz for 5G/WiMAX.
One of the best solutions for small – medium-sized conference rooms and other private rooms, it protects the targeted area from any potential hidden microphone or bugs.
How to Use the DJS12 Desktop
Install the antenna to the SMA interface according to the number on the antenna and host; Then connect the AC 100V-240V Power Adaptor charging cable or DC 24V 2A Power adapter to Jammer; Finally power on the jammer, power indicator, and antenna indicator will light on;
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Applications:
①Confidential meeting places such as party and government agencies and enterprises;
②Courts, detention centers, and large, medium, and small prisons;
③All places where the use of mobile phones is prohibited;
Packing list
Mobile Phone Signal Jammer High Power 10 Channel Desktop WiFi Blocker x 1
Antenna x 12
Power cord x 1
Power Adapter x 1


Why should you buy from us and not from other suppliers?
Our company brings together senior experts from the fields of information protection and wireless communication. Always focus on researching and designing signal jamming technology in the leading position. Our capable R&D team is professional with the key know-how and experience to handle customized OEM or ODM projects. Our products have been exported to over 80 countries, such as Southeast Asia, Africa, Europe, North America, South America, and the Middle East, etc.
As We have more than 21 years experiences in this field. We can handle complex product issues, as well as more important logistics and customs issues, to ensure that the goods arrive on time and safely.
Our certifications

Our services
1. OEM/ODM Tailored Services:
We specialize in customizing drone jammers utilizing advanced wireless radio technology (2G,3G,4G,5G,UHF,and VHF frequencies).Any combination within these frequencies is available. In addition, we also provide silkscreen OEM services for personalized branding. Simply send us your specifications, and we'll provide the best anti drone solutions tailored to your requirements.
2. Factory sales
Long-term, strong and steady supplying ability; Ex-factory price and competitive price; Factory sells directly!
3. Provide recommendations
Tell us your project requirements (signal to be blocked, distance to be blocked, portable or desktop, applications, budget...), and you will definitely get the best recommendation.
FAQs
1. Do you have your own factory?
Of course we have. Our factory is located 310,No.12 Tongfuyu Industrial Park,Heping Community,Fuhai Street,Bao'an District,Shenzhen 518126, China. Welcome to visit our factory.
2. Do you support OEM/ODM orders?
Yes, we can customize the brand logo, power, and frequencies. 10-band and 12-band desktop jammers are available, working on the principle of both circular and directional action. We can customize your desktop mobile phone blockers.
Tell us your requirements (signal to be blocked, distance to be blocked, budget...), and you will definitely get the best tailored jammers.
3. Shipment Date
Quantity | Lead Time |
<10 pcs | 7-10 days |
10-50 pcs | 15-20 days |
>50 pcs | Negotiate |
*Click it to get the sample.
4. Delivery Date of the sample by DHL/FedEx/UPS
USA/Australia/Canada/Europe/Asia | 7-10 days |
Middle East/Latin American | 10-15 days |
African | 7-15 days |
5. Payment Method
T/T, Western Union, and Credit Card are available. And we suggest paying by TT.
6. Does this desktop jammer interfere with other devices?
This third-generation “green” signal jammer only blocks on-site mobile devices from receiving signals and does not interfere with surrounding base stations.
Model No. | DSJ12 | ||||||||||||
Application | GPS/2/3/4/5G/WiMAX/Wi-Fi/Bluetooth/Lojack Signal Device | ||||||||||||
Release Frequency |
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Antenna | 12Pcs Full Tropism Antenna | ||||||||||||
Transmitting Frequency Band Width | 160Mhz | ||||||||||||
Maximum Radianted Power | 31-35dbm | ||||||||||||
Working Time | 120 Mins | ||||||||||||
Voltage | 12V | ||||||||||||
Power | 150W | ||||||||||||
Weight | 7.72lbs/3.5KG | ||||||||||||
Size | 0.95ft/290mm*0.79ft/240mm*0.19ft/58mm | ||||||||||||
Working Temp. | -10℃ to 50℃ | ||||||||||||
Working Humidity | 20%-95% | ||||||||||||
Storage Temp. | -20℃ to 50℃ | ||||||||||||
Storage Humidity | 20%-85% |