working temperature 30°C~ +80'C;
working voltage of 3.3 V to 4.2 V;
start voltage > 3.4 V voltage;
Under 3mAh standby average current;
support the GSM/GPRS four frequencies, including 850, 900, 1800, 1900 MHZ;
sensitivity< - 105;
support voice calls;
support SMS messages;
support GPRS data service, maximum data rate, download 85.6 Kbps, 42.8 Kbps uploading;
support standard GSM07.07, 07.05 the AT command and the expansion of Ai Thinker command;
support two serial port, a serial port of download, a serial port AT commands;
command support standard AT and TCP/IP interface; Support for digital and analog audio, audio support HR, FR, EFR, AMR speech coding;
support sim card of 2G, 3G, 4G
support the ROHS, FCC, CE, CTA certification;
42 pin SMT packaging;