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Specifications:
- LED Working temperature -30 ° to + 80 °
- Operating Voltage 5V
- Standby average current 3ma less
- Support the GSM / GPRS four bands, including 850,900,1800,1900MHZ
- 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
- SMT 42PIN package
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