PS-GSM/GPRS Modem is a multi-functional, ready to use, rugged and versatile modem
for easy integration with RS-232 Interface. Options to connect phone handset by
externally. It is a perfect solution to use with SMS gateways. The modem is fully
type approved and can directly be integrated into projects with any or all the features
SMS.
Base Board Specifications
On-Board Voltage Regulator | Signal Indicators
Hands Free
RJ-11 connector for Phone head set interface
DB9 Con for Host or MCU Interface, control by AT commands
Features
Tri-Band GSM 900/1800/1900MHz or Quad-Band GSM 850/900/1800/1900MHz
Compliant to GSM phase 2/2+ Class 4 (2W @ 850/900 MHz) | Class 1 (1W
@ 1800/1900MHz)
Control via AT commands (GSM 07.07, 07.05)
Specifications For SMS Via GSM
Point-to-point MO and MT
SMS cell broadcast | Text and PDU mode
Specifications For Voice
Tricodec
Half rate |Full rate | Enhanced Full rate
Hands-free operation (Echo suppression)
Interfaces
Interface to external SIM 3V/1.8V
Two analog audio interfaces
RTC backup
Kit Includes
(Sim900D) GSM Evaluation Kit
Communication Cables
CD Contains: Datasheets | software | App notes | Codes
Download Specification 