The CCJ1690 Cell Phone Jammer Blocks all GSM Cellular Networks
, and all kinds of other Cellular standards in the world. CCJ1690 is using Advanced Technology for Maximum performance.
The unit is controlled by a unique Microprocessor for PLL programming. CCJ1690 transmits Noise Signal which cutts-off all Cellular Communication
between Mobile Phones and Cellular cells.The Jamming Radius depends on the strength of the signal in given area
. All Cellular Mobile Devices in the vicinity of CCJ1690 will be totally BLOCKED, and will not be able to receive or dial outgoing calls. When CCJ1690 affects a Mobile Device - the display will show "NO SERVICE".