RS232 GSM Modem Based On TC35I

General features:

based on Siemens module TC35I

 Dual-Band GSM 900/1800 MHz

Compliant to GSM phase 2/2

Output power:

 Class 4 (2 W) for EGSM900

Class 1 (1 W) for GSM1800

 Control via AT commands

SIM Application Toolkit

Supply voltage range: 7-30 V

Temperature range

Normal Operation: -20°C to 70°C

Restricted Operation: -25°C to 75°C

Switch off: 80°C

Storage: -40°C to 85°C

Size???65*74*33mm
Weight???95g

Accessories: AC/DC adaptor, RS232 cable, antenna with 3-metercable and magnetic stand,

Specification for CSD data transmission:

Up to 14.4 kbit/s

V.110

Non-transparent mode

USSD support

Specification for SMS:

Point-to-point MO and MT

SMS cell broadcast

Text and PDU mode

Specification for fax:

Group 3, class 1, 2

Specification for voice:

Triple-rate codec for HR, FR and EFR

Basic hands-free operation

Echo cancellation

Noise reduction

Interfaces:

Antenna connector FME (male)

Plug-in power supply

Handset audio interface

Mini-SIM card reader

V.24/V.28 interface on the 9-terminal

Sub-D socket

Operating status LED