818b wireless signal jammer is one of our main products, which can meet the needs of many users regardless of shielding effect or price advantage. Here are some advantages of 818b Wireless Signal Jammer!

1.Wide application range

818b Wireless Signal Jammer can be used in school examination room, various conference rooms, cinemas, detention centers, prisons, etc.

2.There are many types of shielded signals

It can effectively shield DCS / CDMA / WCDMA / FDD / GSM / WiFi / TD-SCDMA / LTE

3.Model advantages

818b Wireless Signal Jammer adopts fully enclosed protective shell to prevent dust and damage

Built in cooling base, high temperature resistant environment

Built in ultra silent fan, low working noise.

Industrial switching power supply, stable operation