Feature:
* Dual-band 900/1800 MHz
* GPRS multi-slot class 10/8
* GPRS mobile station class B
* Meet GSM 2/2 + standards
- Class 4 (2 W @ 900 MHz)
- Class 1 (1 W @ 1800MHz)
* Size: 24 x 24 x 3 mm
Controlled by AT commands(GSM 07.07, 07.05 and SIMCOM enhanced AT command set)
* SIM application toolkit
* Supply voltage range: 3.2-4.8V
* Low power consumption: 1.5mA (sleep mode)
* Operating temperature range: -40 ° C to +85 ° C.
Fax
* Group 3, class 1
Data transmission
* GPRS class 10: up to 85.6 kbps (downlink rate)
* Support PBCCH
* Coding schemes CS 1, 2, 3, 4
* The CSD up to 14.4 kbps
* USSD
* Non-pass through
* PPP-stack
SMS
* Point-to-point MO and MT
* SMS broadcasting
* Text and PDU mode
Software features
* 0710 the MUX protocol
* Embedded TCP/UDP protocol
* FTP/https (by July 2010 implementation)
Enhanced version of software features Of FOTA (2010 implementation)
* MMS (2010 implementation)
* The Embedded AT (the first three quarter can be achieved)
Voice
* Tricodec
- Half Rate (HR)
- Full rate (FR)
- Enhanced Full Rate (EFR)
* Support for echo suppression algorithm
* AMR
- Half Rate (HR)
- Full rate (FR)
Interface
* Support SIM card is 3V/1.8V interface
* Analog Audio Interface
* Support RTC
* SPI interface
* Serial Interface
* Antenna pad
* I2C
* GPIO
* PWM
* ADC
Compatibility
* AT cellular command interface
Certification:
* ROHS
* TA
* REACH
Package Included:
1 x SIM900A Dual-band GSM GPRS Wireless SMS Transmission Module For Raspberry Pi TOP