Shenzhen Greetwin Technology Co.,Limited
| Payment Terms | T/T, L/C |
| Supply Ability | 5000pcs per Month |
| Delivery Time | 3 Working Days After Received Payment |
| Packaging Details | Carton with PE Foam |
| Product Name | Signal Isolator |
| Application | theatres, concert halls |
| Working Time | 24 Hours |
| Jamming range | 5 - 50meters depend on mobile signal strength |
| Antenna | 12PCS Omni-directional Antenna |
| Advantage | with Adjustable Output Power |
| Brand Name | GREETWIN |
| Model Number | GW-JA12 |
| Certification | SGS, ISO9001 |
| Place of Origin | China |
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Product Specification
| Payment Terms | T/T, L/C | Supply Ability | 5000pcs per Month |
| Delivery Time | 3 Working Days After Received Payment | Packaging Details | Carton with PE Foam |
| Product Name | Signal Isolator | Application | theatres, concert halls |
| Working Time | 24 Hours | Jamming range | 5 - 50meters depend on mobile signal strength |
| Antenna | 12PCS Omni-directional Antenna | Advantage | with Adjustable Output Power |
| Brand Name | GREETWIN | Model Number | GW-JA12 |
| Certification | SGS, ISO9001 | Place of Origin | China |
| High Light | cell phone blocker jammer ，phone blocker device | ||
UHF VHF Phone Blocker Device Mobile Phone Signal Isolator Full Bands
When you get access to this website, you can be surprised by this newest and modern 12 Antennas Adjustable 3G 4G Cellphone Signal Blocker & WiFi GPS UHF VHF & Full Bands Signal Jammer, not only by the long name, but also should feel amazing at the customized full bands that will give you better guaranty for future days.
Mobile Phone Signal Isolator Specification.
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
| 1805-1880MHz/ 1930-1990MHz | 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 | ||
Mobile Phone Signal Isolator 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. Output power 25-30w , make more efficient jamming.
jamming range up to 50m.
Mobile Phone Signal Isolator Package Contents:
All bands Signal Jammer
AC adaptor
Car adaptor
Antennas*12pcs
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Exporter,Trading Company,Seller,Other
Year Established:
2005
Total Annual:
5million-10million
Employee Number:
100~200
Ecer Certification：
Active Member
Shenzhen Greetwin Technology Co., Limited is one of the leading suppliers which specializes in designing and manufacturing RF Jamming Equipment and Wireless Coverage Products. Wireless Coverage Products include 2G 3G 4G LTE 5G RF Repeater. The RF Repeater... Shenzhen Greetwin Technology Co., Limited is one of the leading suppliers which specializes in designing and manufacturing RF Jamming Equipment and Wireless Coverage Products. Wireless Coverage Products include 2G 3G 4G LTE 5G RF Repeater. The RF Repeater...
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