Glod 4 antennas jammer blocker GSM UMTS WIFI GPS 315 433 868mhz sinal Optional

This is a very portable WIFI and mobile signal jammer. Due to the convenience of carrying, the weight is lighter, deeply loved by the customer.

This product is suitable for all kinds of examination room, gas stations, churches, courts, libraries, conference centers, theaters, hospitals, military and other places to prohibit the use of mobile phones.

Applicable places:
1.All kinds of examination room
2.Church
3.Library
4.Meeting room
5.Theater

Precautions:
1.The jammers are customized according to the frequency bands of different countries, please confirm that the purchase country and the actual use country are consistent. Otherwise it can not be used.Please read the jammer function before purchasing.
2.If the low power jammers(such as handheld jammers) to blocker high power signal device(such as high-power WIFI router, Bluetooth audio equipment, etc.), the effect will be poor or even can not jammer.
3.It is forbidden to use while charging.
4.Do not use handheld jammers as desktop jammers.
5.Do not use jammers before connecting the antenna.