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...sim card carriers have cut off 3G and 4G network, If you use it as a standalone phone, please make sure your sim card supports more than one of these frequency:4G FDD: B1/B2/B3/B4/B5/B7/B8/B12/B17/B20/B28A/B...
... of Remote telecomunication cheats on Examnations. 2. The target jamming signal includes but not limited to CDMA, GSM, 3G & 4G LTE, GPS, UHF, VHF, WiFi and Bluetooth. Any wireless signals which can be used f...