EST-505E five antennas remote control mobile signal jammer / blocker / isolater Specifications TX Frequency CDMA: 850-894MHz GSM: 930-960MHz DCS: 1805...
EST-505F Series Medium-Power Mobile Signal Jammer can be customized in 8/10/12/16 channels, to block all phones GSM, DCS, 3G, 4G LTE, 5G, WiFi, VHF, ....