Dimensions 22.8 x 16.8 x 2.5mm
Operating temperature -30 °C to + 80 °C
Operating Voltage 3.3V-4.2V
Power voltage> 3.4V
Standby average current 3ma less
Support for GSM / GPRS four bands, including 850.900,1800,1900MHZ
Support China Mobile and China Unicorn's 2G GSM network worldwide
GPRS Class 10
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
It supports two serial ports, a serial port to download an AT command port
AT command supports the standard AT and TCP / IP command interface
Supports digital audio and analog audio support for HR. FR, EFR. AMR speech coding
Support ROHS, FCC, CE. CTA certification
SMT 42PIN

Tutorials and command book available: http://roboindia.com/tutorials/GSM-GPRS-A6-modem