SIM900S

1)SIM900S GSM/GPRS 900/1800MHz performance

2)SIM900S complete Dual-band GSM/GPRS module in a B2B type

SIMCom presents a compact and reliable wireless module-SIM900S which is compatible with the module-SIM300. This is a complete Dual-band GSM/GPRS module in a B2B type and designed with a very powerful single-chip processor integrating AMR926EJ-S core, allowing you to benefit from small dimensions and cost-effective solutions. The target market of SIM900S is China mainland and India.

SIM900S delivers GSM/GPRS 900/1800MHz performance for voice, SMS, Data, and Fax in a small form factor and with low power consumption. The leading features of SIM900S make it ideal for applications such as WLL applications and handheld devices.

General features

* Dual-Band 900/ 1800MHz

* GPRS multi-slot class 10/8

* GPRS mobile station class B

* Compliant to GSM phase 2/2+

Class 4 (2 W MHz)

Class 1 (1 W ) * Dimensions: 40*33*3 mm

* Weight: 7g

* Control via AT commands (GSM 07.07 ,07.05 and

SIMCOM enhanced AT Commands)

* SIM application toolkit * Supply voltage range :3.2 ... 4.8V

* Low power consumption: 1.0mA(sleep mode)

* Operation temperature: -20 °C to +60 °C

Specifications for Fax

* Group 3, class 1

Specifications for GPRS Data * GPRS class 10: max. 85.6 kbps (downlink)

* PBCCH support

* Coding schemes CS 1, 2, 3, 4

* PPP-stack

Specifications for CSD Data

* CSD up to 14.4 kbps

* USSD

* Non transparent mode

Specifications for SMS via GSM/GPRS

* Point to point MO and MT

* SMS cell broadcast

* Text and PDU mode

Software features

* 0710 MUX protocol

* Embedded TCP/UDP protocol

* FTP/

Specifications for Voice

* Tricodec

Half rate (HR)

Full rate (FR)

Enhanced Full rate (EFR)

* Hands-free operation

(Echo suppression)

* AMR

Half rate (HR)

Full rate (FR)

Interfaces

* 60 PIN Board-to-board connector

* Two analog audio interface

* RTC backup

* SPI interface

* UART interface

* SIM Interface Option1: SIM holder (to external SIM 3V/ 1.8V)

Option2: Embeded SIM

* Keypad

* GPIO

* PWM

* ADC

* Antenna connector

Compatibility

* AT cellular command interface