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 | 5 Antennas Powerful Cell Phone Signal Jammer |
| Advantage | User Can Adjust The Output Power |
| Jamming range | 24 Hours |
| Output Power | Up to 40 meters |
| Antennas | 5 PCS Omni Antennas |
| Power Supply | AC110-220V±10% / DC5V |
| Size | 210x185x50mm |
| Working Time | Working Continuously |
| Brand Name | GREETWIN |
| Model Number | GW-JB5F |
| Certification | SGS, ISO9001 |
| Place of Origin | Shenzhen,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 | 5 Antennas Powerful Cell Phone Signal Jammer | Advantage | User Can Adjust The Output Power |
| Jamming range | 24 Hours | Output Power | Up to 40 meters |
| Antennas | 5 PCS Omni Antennas | Power Supply | AC110-220V±10% / DC5V |
| Size | 210x185x50mm | Working Time | Working Continuously |
| Brand Name | GREETWIN | Model Number | GW-JB5F |
| Certification | SGS, ISO9001 | Place of Origin | Shenzhen,China |
| High Light | mobile phone scrambler ，mobile phone blocker jammer | ||
Up To 40 Meters Adjustable Mobile Phone Jammer 4GLTE2600 3G2100 For School
Mobile Phone Jammer Introduction:
This jammer can provide a secure area coverage and prevent both cell phone,WiFi and GPS signal.
This model ,GW-JB5F, features a built in fan to keep the unit cool during extended periods of use, as well as turn on /off switch selectable settings so you can choose which channels to block.
Create a protected zone around you, your vehicle, or your meeting, by blocking cellular and / or GPS signals.
The charging light turns from red (while charging) to green (full charge reached) for a quick visual display of charging status.
Individual channel on/off selector switches allow you to choose which channels are blocked.
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.
Mobile Phone Jammer Applications:
For meeting rooms, conference rooms, museums, galleries, theatres, concert halls and churches
Mobile Phone Jammer Features.
1). You can choose every band to turn on or off.
2). 24 hours long time work continuously without stop
3). One year warranty from delivery date
4). 2-40 meters depending on the signal strength in given area
5). The 12watt high power design ensure efficient jamming effect
6). Inside cooling fans and heat sink design
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.
Mobile Phone Jammer 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...
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