30 Watt 2G 3G Mobile Phone Signal Jammer / WIFI Phone Signal Scrambler

Basic Information
Place of Origin: China
Brand Name: GREETWIN
Certification: SGS, ISO9001
Model Number: GW-JA12
Minimum Order Quantity: 1pcs
Price: Negotiable
Packaging Details: Carton with PE Foam
Delivery Time: 3 Working Days After Received Payment
Payment Terms: T/T, L/C, Western Union, MoneyGram
Supply Ability: 5000pcs per Month
Product Name: 12 Band Signal Blocker Application: Gallery, Factory
Working Time: 24 Hours Operating Temp: -10℃ To +55℃
Jamming Range: 5 - 50meters Depend On Mobile Signal Strength Antenna: 12PCS Omni-directional Antenna
Output Power: 30W Size: 330*238*60mm
High Light:

mobile phone signal blocker


mobile phone scrambler

30 Watt 2G 3G Mobile Phone Signal Jammer / WIFI Phone Signal Scrambler


Phone Signal Jammer Decsription:


For places that own large area and want to apply the signals of the cell phones and Bluetooth, the high power jammer can block both the mobile phone signals and the Bluetooth is the best choice.

This 30W High Power 2G 3G Cellphone WiFi Bluetooth Signal Blocker is designed for this purpose and is useful.


For places like the church, library, meeting room and important places as prison, military, government departments where needs quiet situation or mobile phones Bluetooth are not allowed to be used this cellphone Bluetooth signal blocker can be applied.


This product is in stock now, we guarantee shipping within 24 hours and offer 1 year warranty for all our products. Brought to you by the leader in security devices and best Signal Jammers.


Signal Jammer Affect frequency:
CDMA/GSM:851-960MHz 3W
DCS/PCS:1805-1990MHz 3W
3G:2110-2170MHz 2W
4G LTE:725-770MHz 3W
4G LTE:790-821MHZ 3W
4G Wimax:2345-2400MHz 2W
4G Wimax2620-2690MHz 2W
WiFi:2400-2500MHz 2W
VHF:135-174MHz 3W
UHF:400-470MHz 3W
GPSL1:1570-1580MHz 1.5W
Lojack:167-175MHz 2W


Phone Signal Jammer Specification.

Recommend this military quality Jammer. It is easy to use, superior design.

GW-JA12 is an updated version of GW-JA8, have more options for jamming frequencies,

GW-JA12 is a sophisticated high power desktop cellular phone jammer. It can be used for all the worldwide network frequency system. Even it can be adapted to the vehicle directly by the car’s current design.


Output port Frequency Average output power Output power
CDMA800 851-894MHz 35dBm 3W
GSM900 925-960MHz 35dBm 3W

DCS1800/ PCS1900




33dBm 2W
3G 2110-2170MHz 33dBm 2W
GPS 1570-1580MHz 32dBm 2W
WIFI 2400-2500MHz 32dBm 2W
4G LTE 800 791-821MHz 35dBm 3W
4G LTE700(Optional) 725-770MHz 35dBm 3W
4G LTE2600 2620-2690MHz 33dBm 2W
4G LTE 2300(Optional) 2300-2400MHz 33dBm 2W
VHF 135-174MHz 33dBm 2W
UHF 400-470MHz 33dBm 2W
LOJACK 170MHz - 175MHz 33dBm 2W
RF 433MHz 33dBm 2W
RF(Optional) 315MHz 33dBm 2W
Total Output Power 25-30 Watt
Power Supply AC110-240V,DC 12V
Power consumption 90 Watt
Weight 6.0kg
Size 330*238*60mm
Running temperature -10℃ to +55℃
Humidity 5% - 95%
Complete accessories Twelve omni-directional antennas, Power cable, Fixed Mount
Jamming range(Radius) 5 - 50meters , depend on local signal strength


Signal Jammer Features:

1. Cooling fans design make the device work in a good cooling environment.

working 24 hours continuously.

2. With the current of car and car adaptor design make the jammer

can be used on the vehicle directly.

3. Stable capability, cost-effective choice

4. Output power 25-30w , make more efficient jamming.

jamming range up to 50m.

5. Heat sink case makes the jammer work in a more stable and cool situation.

6. Twelve channels with different frequency range,

or customize other cellular standard in the world.

Such as 450MHz,GPRS,iDEN,GPS,UMTS,WiFi,AWS,4G.


30 Watt 2G 3G Mobile Phone Signal Jammer / WIFI Phone Signal Scrambler 0

Contact Details

Phone Number : +8615112267605

WhatsApp : +8615112267605