This is a A6 GPRS/GSM Shield, which is use the newest A6 GSM/GPRS module , A6 module is a GSM/GPRS function module.It supports GSM/GPRS Quad-Band(850、9001800/1900) network. Also, it supports voice calls,SMS messages,GPRS data service and so on .We can use it make a simple phone.
The module is controlled by AT command via UART and supports 3.3V and 4.2V logical level.
http://www.electrodragon.com/w/GSM_GPRS_A6_Module
Features
- Operating temperature -30 ℃ to + 80 ℃;
- 1KG peak suction
- Low standby current
- Operating Voltage 3.3V-4.2V;
- Power voltage> 3.4V;
- Standby average current 3ma less;
- Support the GSM / GPRS four bands, including 850,900,1800,1900MHZ;
- Support China Mobile and China Unicom'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;
- Supports two serial ports, a serial port to download an AT command port;
- AT command supports the standard AT and TCP / IP command interface;
- Support digital audio and analog audio support for HR, FR, EFR, AMR speech coding;
- Support ROHS, FCC, CE, CTA certification;
Specifications
- Quad-band: 850/900/1800/1900 MHz
- GPRS multi-slot: 12, 1 to 12 may be configured
- GPRS mobile station: Class B
- Compatible with GSM Phase 2/2 +: Class 4 (2W @ 850/900 MHz) Class 1 (1W @ 1800 / 1900MHz)
- Supply voltage: 3.3 ~ 4.2V 4.0V typ.
- Current consumption: 1.3mA @ DRX = 5; 1.2mA @ DRX = 9
- AT command control: Standard GSM07.07,07.05 AT commands and extended commands Ai-Thinker
- SIM Application Toolkit
- GPRS Class 10: Up 85.6 kbps (upstream) & 42.8Kbps (downlink)
- PBCCH support
- Coding scheme: CS 1, 2, 3, 4
Support CSD: Up 14.4 kbps Support USSD
- Stack: PPP / TCP / UDP / HTTP / FTP / SMTP / MUX




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