4G Fixed Wireless Phone with WiFi Hotspot/Bluetooth 6688

4G LTE FWP Fixed Wireless Desktop Telephone4G Fixed Wireless Phone with WiFI Hotspot/Bluetooth 6688GSM 3G 4G VoLTE Fixed Cordless Telephone with WiFI Hotspotwith 1 sim slot & color display & wifi & bluetooth & FM radio & MP3  2G Band:B2,B3,B5,B8  3G Band:B1,B2,B5B,B8  4G Band FDD:B1,B2,B3,B4,B5,B7,B8,B20,B28a,B28b;4G Band TDD:B38,B39,B40,B41  Frequency bands can be adjusted as requiredWIFI Standard:IEEE 802.11b/g/n   Main Features:1.   Support WI-FI Hotspot,Bluetooth,FM radio,SMS,MP3;2.   VoLTE voice,can realize voice call via traffic ;3.   Dot-matrix LCD with back light4.   SIM Card support,lower call rate;5.   SD Card support, Phone book, Caller ID display function;6.   Dual SIM or single SIM optional;7.   TNC antenna or integrated antenna optional;8.   Keypad tone volume adjustable;9.   Calendar, alarm clock, calculator function;10. Memory store 20 incoming, 20 outgoing and 20 missed calls;11. Speed dial,hands free, redial, call divert, call waiting, call barred;12. Different ringing tone for incoming call and SMS;13. Rechargeable backup battery, Standby:120hrs  talking time