SIM900A Smart Electronics GPRS A6 module Wireless Extension Module GSM GPRS Board Antenna Supper SIM900A

Description

SIM900A Smart Electronics GPRS A6 module Wireless Extension Module GSM GPRS Board Antenna Supper SIM900A

GSM A6 modules:

1. size 22.8 * 16.8 * 16.8 mm;
2. working temperature 30 °c to + 80 °c;
3. Working temperature: -30 °c to + 80 °c
4. Chip Working voltage: 3.3 V to 4.2 V. The controlller includes MP1584 Step down module, so you should supply 5V DC 0.5A to 1A power supply to power up the module.
5. Chip Start voltage: > 3.4 V
6. Standby average current: Under 3mA
7. support the GSM/GPRS four frequencies, including 850900180, 0190 MHZ;
8. sensitivity< – 105;
9. support voice calls;
10. support SMS messages;
11. support GPRS data service, maximum data rate, download 85.6 K
    bps, 42.8 Kbps uploading;
12. support standard GSM07.07, 07.05 the AT command and the expansion of Ai Thinker command;
13. support two serial port, a download a serial port, a mouth AT commands;
14. command support standard ats and TCP/IP interface; Support for digital and analog audio, audio support HR, FR, EFR, AMR speech coding;
15. support the ROHS, FCC, CE, CTA certification;
16. 42 pin SMT packaging;