GPRS Module GSM Module A7 \ SMS \ Speech \ Board \ Wireless Data Transmission

Product Description

GPRS Module GSM Module A7 \ SMS \ Speech \ Board \ Wireless Data Transmission

size 22.8 * 16.8 * 2.5mm;

working temperature -30 DEG C to+80 c;
operating voltage 3.3V-4.2V;

boot voltage >3.4V;

standby average current 3mA below;

supports GSM/GPRS four bands, including 85090018001900MHZ;

GPRS Class 10;

sensitivity <-105;

support voice calls;

supports SMS sms;

support GPRS data services, maximum data rate, Download 85.6Kbps, upload 42.8Kbps;

supports standard GSM07.07,07.05 AT commands and Ai Thinker extension commands;

supports 2 serial ports, a download serial port, a AT command port;

The L AT command supports standard AT and TCP/IP command interfaces;
supports digital audio and analog audio, supports HR, FR, EFR, AMR voice coding;