A7 GPRS Module GSM Module

Description:
Size 22.8 × 19.8 × 2.5mm;
Operating temperature -30 to +80;
Operating voltage 3.3V-4.2V;
Supply voltage> 3.4V;
Standby average current 3ma the following;
Support GSM / GPRS quad band, including 850,900,1800,1900 MHz;
Support China Mobile and China Unicom in the global 2G GSM network;
GPRS Class 10;
Sensitivity <-105;
Support voice calls
Support SMS sending
Support GPRS data traffic, the highest data rate, download 85.6Kbps, upload 42.8Kbps;
Support 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 commands support standard AT and TCP / IP command interface;
Supports digital audio and analog audio support for HR, FR, EFR, AMR voice encoding;
Support ROHS, FCC, CE, CTA certification;
SMT 42PIN