Model GW-jn8. 8 Channels Phone Signal Jammer. 2g 3g 4g WiFi GPS Jammer, jam1-20m, Depend On The Local Signal Strength

Introducing the Model GW-JN8, an 8-channel handheld phone signal jammer that blocks 2G, 3G, 4G, WiFi, and GPS signals within a range of 1-20 meters, depending on local signal strength. Perfect for privacy protection and security in various settings.