GSM module
A6 GSM GPRS Module Quad Band SMS Voice
- Working voltage: 3.3V-4.2V
- Power voltage> 3.4V
- Standby average current: 3mA
- Working temperature: -30 to + 80
- Supports Quad-band: GSM850, EGSM900, DCS1800 and PCS1900
- Connect onto any global GSM network with any 2G SIM
- Make and receive voice calls using an external 8Ω speaker & electret microphone
- Facility to connect 4-pole TRRS mic and headset
- 8V UART port level – compatible with Arduino, Raspberry-Pi
- Supports serial-based AT Command Set
- Accepts Micro SIM Card
- Send and receive voice calls and SMS messages
- Class 10 GPRS with 85.6Kbps download speed and 42.8Kbps upload speed
- Dimensions: 22.8 × 16.8 × 2.5mm