M25A GSM module
M25A is a GSM module designed for simple applications voice/sms based.
General features:
- GSM 900/1800 Mhz or 850/1900 Mhz
- Compliant to GSM phase 2+
- Dimensions: 46 mm x 39 mm x 4 mm
- Weight : 10 g
- AT command :GSM 07.07,07.05 or support customized MMI
- Supply voltage range: 3.3V~4.2V
- Sleep mode: 3~6 mA
- Idle mode: 10~16 mA
- Speech mode : <260mA
- Operation temperature : -20°C to +70°C
- Storage temperature : -40°C to +85°C
- Connector type: B2B connector
- SIM support: 1.8V/3V
- Antenna connector: Coaxial connector antenna pad
- RoHS Compliant