Desktop Telephone Wireless Telephone 4G Wireless GSM Desk Phone SIM Card Desktop Telephone Machine

Protable Wireless Terminal GSM Desk Phone SIM Card Mobile Desktop Telephone? ? Specification: Operating Frequency : GSM900MHz and GSM1800MHz Output Power :? GSM900 way : Class 4 (2W) GSM1800 mode : Class 1 (1W) Working Temperature : 0 ~ 55 degree Relative Humidity : 5 % to 95% Adapter Input Voltage: AC 50Hz, 220V +10% Backup Battery: Ni-MH battery ,1000 mAh Standby Time : 48-72 hours , depending on the network status may be ( battery power ) Talk Time: 2-6 hours, depending on the network status may be ( battery power ) Charging Time: for the first time more than 12 hours , after 6 hours Shell Material: Plastic Size: about 20x15.4x4.9cm Color: Black ? Features: -- Support short message
- 2G network, support 4G mobile phone card
-- Large -capacity phone book ( 200 PCS) -- Second support DTMF dialing -- User personalization volume setting -- Support sung live ring tones -- Provide the screen backlight -- Support emergency call service
-- Antenna interface can be connected to an indoor antenna -- Standard antenna interface can be connected to the indoor and outdoor antenna
-- ETS3125i GSM cordless wireless desk phone -- It has caller ID, call history , call dial the area code and hands free function -- High-quality voice services (FR, EFR, HR speech coding) -- Supplementary services: such as emergency calls, caller ID, call forwarding, call waiting, call hold, three-way calling ? Package Included: 1X Wirelss Desk Telephone 1X DC adapter ?