B61C is a GSM, 3G, 4G mobile phone jammer and 2.4GHz WiFi signal jammer. Once the device is turned on, it will stop any interaction between smartphones.
Remote Control Bomb 4 Bands Portable jammer Blocker 433 315 868 915MHz Signals
Fixed type Car use GPS-Cellphone Jamming Signal DETECTOR / Anti-Cellphone jammer Detector / Anti-GPS jammer Detector(SH-055UJN / 231016) - Siangsiu Industrial Corp. / Suresafe Technology Inc.
5Ghz 2.4Ghz WIFI 72W Jammer up to 1000m
Optional 6 Antennas Portable WiFi Bluetooth 3G 4G Cell Phone signal Blocker for sale
Are there any types of internet jammers? - Quora
The latest style silver metal shell handheld signal jammer portable mobile phone jammer
6 Band Cell Phone Signal Jammer WiFi Bluetooth Blocker - Jammers Pro
The latest 3G 4G portable mobile phone signal jammer for LCD screen GPS jammer WiFi blocker
320W High Power GPS,WIFI & Cell Phone Multi Band Jammer (Wat