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    This product was added to our catalog on Saturday 21 February, 2015.

    SIM900 GSM/GPRS Serial /TTL Modem with Stub Antenna

    Price:  Rs1,225.00(Including Tax)

    Featuring an industry-standard interface, the SIM900A delivers GSM/GPRS 900/1800MHz performance for voice, SMS, Data, and Fax in a small form factor and with low power consumption. With a tiny configuration, SIM900A can fit almost all the space requirements in your applications, especially for slim and compact demand of design. General features •Dual-Band 900/ 1800 MHz •GPRS multi-slot class 10/8 •GPRS mobile station class B •Compliant to GSM phase 2/2+ – Class 4 (2 W @900 MHz) – Class 1 (1 W @ 1800MHz) •SAIC (Single Antenna Interference Cancellation) support •Control via AT commands (GSM 07.07 ,07.05 and SIMCOM enhanced AT Commands) •SIM application toolkit •internal Supply voltage range : 3.2 ... 4.8V •External Supply voltage range : 9 ... 12V DC •Low power consumption: 1.0mA(sleep mode&BS-PA- MFRMS=9 ) •Operation temperature: -40°C to +85 °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/HTTP 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 •Serial and TTL (3.3v) •Simcard holder •Analog audio interface •SPI interface •TTL interface •Antenna SMA Connector •I2C •GPIO •PWM •ADC •Reset Button •Power Button •LED for Power •LED for Network •LED for Ring Compatibility •AT cellular command interface