Shenzhen Greetwin Technology Co.,Limited
| Payment Terms | T/T, L/C |
| Supply Ability | 500pcs per Month |
| Delivery Time | 10 Working Days After Received Payment |
| Packaging Details | Wooden Case with PE Foam |
| Product Name: | 2G 3G 4G LTE Bluetooth WiFi Signal Jammer |
| Application: | School , Examination |
| Working Time: | Continual |
| Operating Temp: | -20℃ to +55℃ |
| Accessories | with 15dBi Directional Panel Antenna |
| Jamming range | 50 - 300meters,depend on mobile signal strength |
| Output Power | 300W High Power |
| Using | Avoid students cheating |
| Brand Name | GREETWIN |
| Model Number | GW-J260D |
| Certification | SGS, ISO9001 |
| Place of Origin | China |
View Detail Information
Explore similar products
12V WiFi Jamming Device To Block WiFi Signal Handheld Cell Phone Jammer
5.8G 2.4G High Power WiFi Signal Scrambler Signal Shield Weatherproof
Tactical WiFi Network Jammer VHF 135 - 174 MHz UHF 400 - 470 MHz Box Type
RF Cellular WiFi Signal Jammers Wifi Inhibitor with 15dBi Directional Antenna
Product Specification
| Payment Terms | T/T, L/C | Supply Ability | 500pcs per Month |
| Delivery Time | 10 Working Days After Received Payment | Packaging Details | Wooden Case with PE Foam |
| Product Name: | 2G 3G 4G LTE Bluetooth WiFi Signal Jammer | Application: | School , Examination |
| Working Time: | Continual | Operating Temp: | -20℃ to +55℃ |
| Accessories | with 15dBi Directional Panel Antenna | Jamming range | 50 - 300meters,depend on mobile signal strength |
| Output Power | 300W High Power | Using | Avoid students cheating |
| Brand Name | GREETWIN | Model Number | GW-J260D |
| Certification | SGS, ISO9001 | Place of Origin | China |
| High Light | wifi signal blocker ，wifi signal disruptor | ||
2G 3G 4G LTE Bluetooth WiFi Signal Jammer 300 W High Power For Prison
Signal Jammer Description:
Do you have the need only to cut off the signals of the WiFi 2.4G Bluetooth and want the device owning powerful jamming range? Then this 300W Powerful 300 Meters WiFi 2.4G Bluetooth Signal Jammer you are viewing here owns the function.
Firstly this WiFi Bluetooth jammer has been designed with 300W high power output so that according to the signal strength in the detailed place the jamming range can reach up to 300 meters at most to cut off the WiFi 2.4G Bluetooth signals from all directions since this WiFi 2.4G Bluetooth signal jammer has applied the Omni-directional antennas. Besides as having used the high quality cooling system that with cooling fan inside this WiFi Bluetooth signal jammer can always stay in the good working condition and easily reach the nonstop working goal, so that for places such as the school,prison, guard, invigilate meeting room, library, theater, class room, this WiFi 2.4G Bluetooth signal jammer can be widely used.
GW-J260D will jam GSM, CDMA,DCS, PCS,WCDMA,3G, UMTS, Bluetooth WiFi.
Signal Jammer Features:
1. Max 300watts total RF output power.
2. Stable capability, cost-effective choice
3. Different frequency band can be controlled independently by single switches;
4. Power Amplifiers protection design ensures the working reliability of the device.
5. Can customize these frequencies AM, FM Radio, LoJack 173MHz, VHF, UHF, Walkie-talkie, interphone, Wireless Toys , FM Radio, Remote Control, 27MHz, 49MHz, 433MHz,315MHz, 868MHz, 450MHz, iDEN, CDMA, GSM, GPRS, DCS, PCS, AWS, WCDMA,UMTS,3G,4G,LTE 700, LTE 800, LTE 2300, LTE 2600, GPS L1,GPSL2, Galileo, Compass, Glonass, WIFI, Bluetooth, Spy camera, WIMAX, UAV, Drone, etc.
Signal Jammer Application:
School, Prisons, military, government, mosques, etc.
Signal Jammer Technical Specification:
| Output interface | Description | Shield band of frequency | RF output power | |
| CH1 | CDMA800 | 851-894 MHz | 50dBm | |
| CH2 | WCDMA 3G | 2110-2170 MHz | 50dBm | |
| CH3 | GSM900 | 925-960 MHz | 50dBm | |
| CH4 | GSM1800 /PCS 1900 | 1805-1880 MHz /1930-1990 MHz | 50dBm | |
| CH5 | WIFI | 2400-2500MHz | 50dBm | |
| CH6 | LTE 2600 | 2620-2690MHz | 50dBm | |
| GPS L1, or LTE2300(Optional) | 2300-2400MHz, or 1570-1580 MHz | 50dBm | ||
| LTE800 or LTE700,(Optional) | 790-821 MHz or 725-770MHz, | 50dBm | ||
| Power supply: AC220V, DC 28V | ||||
| Total Output Power: 300Watt | ||||
| Power consumption:1000Watt | ||||
| Weight: 25Kg Size(length × wind × high):510×430×350mm | ||||
| Humidity: 30%-95% Running Temperature: -20℃ to +55℃ | ||||
| Jammer Module Number | 6 | |||
| Cooling System | Systematic Smart Cooling System | |||
| System Protection | VSWR Protection | |||
| Jamming Source | Frequency Scan Technology | |||
| Antenna Type | High Gain Directional Panel Antennas | |||
| Jumper | 1/2 superflexible coaxial cable | |||
| Jamming range: 50-300m according to signal density of mobile network | ||||
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!