A6 mini GSM GPRS Module 2G 3G 4G Simcard Quadband Ai thinker

Datasheets : Operating temperature -30 C to + 80 'C; Standby average current 3ma less; support the GSM / GPRS four bands, including 850,900,1800,1900MHZ; Sensitivity -105; support voice calls; support SMS text messaging; Support GPRS data traffic, the maximum data rate, download 85.6Kbps, upload 42.8Kbps; Supports standard GSM07.07,07.05 AT commands and extended commands Ai Thinker; supports two serial ports, a serial port to download an AT command port; Support standard AT commands and TCP / IP command interface; support digital audio and analog audio support for HR, FR, EFR, AMR speech coding; Support 2G 3G 4G mobile card Unicom card support ROHS, FCC, CE, CTA certification; SMT 42PIN package;