Datasheet SIM800A

SIMCOM SIM800A Technical Specifications:

* Dual-band 900/1800MHz

* GPRS multi-slot class 12/10

* GPRS mobile station class B

* Compliant to GSM phase 2/2+
– Class 4 (2 W @ 900MHz)
– Class 1 (1 W @ 1800MHz)

* Dimensions: 24*24*3mm

* Weight: 3.1g

* Control via AT commands(GSM 07.07 ,07.05 and SIMCOM enhanced AT Commands)

* Supply voltage range 3.4 ~ 4.4V

* Low power consumption

* Operation temperature:-40℃ ~85℃

Specifications for GPRS Data

* GPRS class 12: max. 85.6 kbps (downlink)

* PBCCH support

* Coding schemes CS 1, 2, 3, 4

* PPP-stack

* CSD up to 14.4 kbps

* USSD

* Non transparent mode

Specifications for SMS via GPRS

* Point to point MO and MT

* SMS cell broadcast

* Text and PDU mode

Software features

* 0710 MUX protocol

* Embedded TCP/UDP protocol

* FTP/HTTP

* MMS

* E-MAIL

* DTMF

* Jamming Detection

* Audio Record

* Bluetooth 3.0 (optional)

* SSL

Specifications for voice

* Tricodec
– Half rate (HR)
– Full rate (FR)
– Enhanced Full rate (EFR)

* AMR
– Half rate (HR)
– Full rate (FR)

* Hands-free operation（Echo suppression）

Interfaces

* 68 SMT pads including

* Analog audio interface

* USB interface

* SPI interface (optional)

* RTC backup

* Serial interface

* Interface to external SIM 3V/1.8V

* SIM card interface(3V/ 1.8V)

* GPIO

* ADC

* GSM Antenna pad

* Bluetooth Antenna pad

Compatibility

* AT cellular command interface

Certifications

- CE
- CCC
- ROHS
- REACH
- TA
- CTA (Test on going)