A6 GSM GPRS DTMF TCP Serial Module 2G 3G 4G SIM Dev Board

Ultimate A6 GSM Module by Ai-Thinker (Developer ESP8266)


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;