A9 GPS-GSM-GPRS Module
This A9 GSM/GPRS/GPS module supports dual band GSM/GPRS network. It also comes with an embedded GPS module so if your project involves both GSM and GPS module then the A9 is a good choice.
The board features compact size and low current consumption. With power saving technique, the current consumption is as low as 3mA in sleep mode.
It communicates with microcontroller via UART port, supports command including GSM 07.07, GSM 07.05 and Ai-Thinker enhanced AT Commands.
- Module: Ai Thinker A7
- Operating Voltage: 3.3V – 4.2V
- Frequencies: 850/900/1800/1900 MHz
- Standby Current: < 3mA
- Working Current: maximum of 2A
- Operating temperature: -30 ℃ to + 80 ℃
- GPRS Class: 10
- Sensitivity: < -105
- Support voice calls, SMS text messaging and GPRS data traffic.
- Supports two serial ports
- Supports digital audio and analog audio support for HR, FR, EFR, AMR speech coding
- On board Micro USB interface for external power supply
- Module Dimensions: 22.8mm x 19.8mm x 2.5mm (L x B x H)
- 1 X A7 GSM GPRS GPRS Module
- 1 X GSM / GPRS Antenna
- 1 X GPS Antenna