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Lance-Canadafast shipping and no problems
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Lucila-BrazilEquipment of good quality, very responsible seller and fast delivery. I recommend to all Alibaba community / AliExpress. I will definitely buy more units.
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Hamadivo-FranceBest seller,good transaction and fast delivery time
30dBm Cell Phone Signal Jammer For Classroom , Built-In Antenna

Contact me for free samples and coupons.
WhatsApp:0086 18588475571
Wechat: 0086 18588475571
Skype: sales10@aixton.com
If you have any concern, we provide 24-hour online help.
xJamming Range | 1-20meters | Average Out-putting Power | 30dBm |
---|---|---|---|
Power Consume | 5W | Dimension | 260(L)×160(W)×44(H)mm |
Product Name | Cell Phone Signal Jammer | Block Frequency | CDMA/GSM ,DCS/PHS/3G/GPS/WIFI |
Antenna | Built-in Antenna | ||
Highlight | cell phone blocker,cell phone wifi jammer |
30dBm Cell Phone Signal Jammer For Classroom , Built-In Antenna,EST-808JJJ
Quick details :
1 better heat dissipation potential with fan
2 not easy to be found ,cause hidden inside antenna
3 jamming range : 1-15 meters
Specifications
Output port |
Frequency |
Average out-putting power |
Channel out-putting power |
CDMA |
850-894MHz |
30dBm |
3dBm/30KHz(min) |
GSM |
930-960MHz |
30dBm |
3dBm/30KHz(min) |
DCS |
1805-1880MHz |
30dBm |
3dBm/30KHz(min) |
PHS |
1900-1990MHz |
30dBm |
3dBm/30KHz(min) |
3G |
2110-2170MHZ |
30dBm |
3dBm/30KHz(min) |
Available system: world wide cell phone network Power supply: AC adapter (AC110V-240V DC5V) Operate time: 12 hours continuous Semidiameter of interception:1-15 m(-75dBm) Antenna: built-in antenna Packing: neutral packing; Logo can be printed per customer's requirement based on quantity. |
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Power consume:6W weight:1kg Dimension: 260(L)×160(W)×44(H)mm |
Application:
1. Conference room, auditoriums, law court, library, exam room, school, cinema, theater, museum, hospital etc.
2. Places where using mobile phones is prohibited such as Service Station, Security Services, Military Units, Border Patrol and Drug Enforcement, Customs, etc.
Pictures