This 4 band cell phone jamming device is designed with prisons or detention facilities in mind. It can provide cell phone jamming 24 / 7 / 365 without even thinking about a cool-down period. Just plug it in and forget it, GSM, CDMA, DCS and 3G signals will be blocked up to 40 meters away.
This workhorse model includes an on-off remote control.
Designed for detention centers, prisons, and anywhere else non stop set it and forget it cell phone jamming is needed.
Specifications:
Jamming: CDMA, GSM, DCS, 3G
Max. Range: Aprox. 40+ Meters