8341HA-4 Cell Phones Handheld Jammers 2G 3G GPS WiFi 315MHz 433MHz 868MHz

This is a very small hand-held jammer. Size only 62mm*34*120mm, very easy to carry and hide. Has an independent band switch, you can turn on or off a certain jamming frequency band as needed. Have cigarette lighter charger, you can use it in car.

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.

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 signal device(such asWIFI 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.