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 | 12W Desktop Cell Phone Signal Jammer |
| Advantage | The Blocking Range Can Be Adjusted |
| Jamming range | 2-40 Meters Depending On The Signal Strength |
| Size | 210x185x50mm |
| Antennas | 5 PCS Omni Antennas |
| Power Supply | AC110-220V±10% / DC5V |
| Output Power | 12W |
| Working Time | Working Continuously |
| Brand Name | GREETWIN |
| Model Number | GW-JB5F |
| Certification | SGS, ISO9001 |
| Place of Origin | Shenzhen,China |
View Detail Information
Explore similar products
12 Antennas Cell Phone Signal Jammer UHF/VHF/2G /3G / 4G / Wireless Camera 1
Remote Control Cell Phone Signal Jammer Blocker 4G With Omni Antennas
Handheld Cellphone Jammer , Portable GPS Wifi Signal Jammer Anti Tracking
12 Channels Cell Phone Signal Jammer 3G/4G/WiFi 2.4G/ 5.8G Cooling System
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 | 12W Desktop Cell Phone Signal Jammer | Advantage | The Blocking Range Can Be Adjusted |
| Jamming range | 2-40 Meters Depending On The Signal Strength | Size | 210x185x50mm |
| Antennas | 5 PCS Omni Antennas | Power Supply | AC110-220V±10% / DC5V |
| Output Power | 12W | Working Time | Working Continuously |
| Brand Name | GREETWIN | Model Number | GW-JB5F |
| Certification | SGS, ISO9001 | Place of Origin | Shenzhen,China |
| High Light | cell phone signal scrambler ，cell phone blocker jammer | ||
12W Five Antennas 2G 3G 4G Mobile Phone Jammer / GPS WiFi Signal Blocker
Signal Blocker Introduction:
This jammer is one of our most popular combination units, this powerful GPS and mobile jammer will silence all nearby mobile phones, and block GPS signals, up to 40 meters away (this depends as always on local signal strength).
An excellent combination of both cell phone and GPS jamming, it can provide you with an adjustable switch for each bands, so it is easy for uses to change the blocking range.
All jammers get hot, and desktop units are designed for long time continuously work without stop
Make a good choice for the this Cell Phone and GPS Jammer which has a built in cooling fan.
The charging light turns from red (while charging) to green (full charge reached) for a quick visual display of charging status.
We also have a lot of high quality products on this website and we will be grateful if you can browse more products.
Need mobility? Please browse our portable mobile blocker section.
As always, if you have any questions we are happy to assist you.
Signal Blocker Features.
1). Two inside big cooling fans and good heat sink design
2). The 12watt design high power ensure efficient jamming effect
3). One year warranty from delivery date
4). Long time work continuously without stop
5). 2-40 meters depending on the signal strength in given area
6). Each antennas has separately switch to change the range
7). Can customize other cellular standard in the world.
Such as Walkie Talkie,450MHz,GPRS,iDEN,GPS, Galileo,Compass,Glonass,UMTS,WiFi,AWS,LTE 4G.
Signal Blocker Applications:
For meeting rooms, conference rooms, museums, galleries, theatres, concert halls and churches
Signal Blocker Specification.
| 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 (Optional) | 1500-1600MHz | 33dBm | 2W |
| WIFI | 2400-2500MHz | 33dBm | 2W |
| Total Output Power | 12 Watt | ||
| Power Supply | AC110-240V,DC 5V/10A | ||
| Power consumption | 40 Watt | ||
| Weight | 2.9kg | ||
| Size | 210*180*50mm | ||
| Running temperature | -10℃ to +55℃ | ||
| Humidity | 5% - 95% | ||
| Complete accessories | Five omni-directional antennas, Power cable, Remote control, Fixed Mount | ||
| Jamming range(Radius) | 5 - 40meters , depend on local signal strength | ||
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...
Get in touch with us
Leave a Message, we will call you back quickly!