Fixed Type 3G CDMA Cell Phone Signal Jammer Working Range 30 Meters

To Jammer the 3G,GSM cellphone signal with this fixed type jammer for effective radius of 30 meters,with two big fan to cooling for 24 hours continue working,put 3 jammer in a 100 square meters room in triangle layout can be jammer all signal for this room, great for meeting,examination and so on.
Fixed Type 3G CDMA Cell Phone Signal Jammer Working Range 30 Meters Fuctions:
4-channel type can efficiently provive jammer for mobile signals from CDMA, GSM, DCS, and PHS;
It only jammer/isolate the signals from mobile phone and does not affect the normal operation of other electronic devices;
Generally,best jammer/isolate situation is place more than 200 meters away from the Base station;
Swithching on, it can work stably for long-time;
Technical Parameters:
Effective jammer/isolate diamer: 100meters
Jammer/isolation bandwidth:
CDMA: 869 ~ 894Mhz GSM: 925 ~ 960Mhz
DCS: 1805 ~ 1880Mhz PHS: 1900 ~1990 Mhz
Environment temperature: -40 ~ +55 Relative humidity: 30% ~95%
Power adapter: Input AC110V ~240V Output: DC 5V
Product dimension: 25.5*14.5*5.5cm
Packing weight: 2kg / per unit