Siemens TC35 GSM communication module

Technology feature:

1. Support dual-frequency, EGSM900 and GSM1800, support digit, voice, short message and fax

2. Low power: Current dormant for 3mA support three languages coding transfer rate

3. Hands-free system, certification of standard agreement, adopt GSM Phase2/2+ standard

Characteristic:

Transmit information content: the voice and data

Power supply: single power 3.3 V - 5.5 V

GSM900MHz and DCS1800 band: the dual-frequency MHz (Phase 2 +)

Power: 2W GSM900MHz (4) DCS1800MHz scale-up 1W (1) scale-up

SIM card connection mode: external

Antenna: the antenna connector external antenna

Temperature range: working temperature: - 20’C + + 55 ‘C to storage temperature: - 30’C + + to 85’C

The working current loss: call 300mA mode (typical values) idle mode: 3.5 mA (maximum 100 mu A pattern: (maximum)

Speech decoding standard: three rates: half speed (ETS 06.20), full speed (ETS 06.10), and enhanced at (ETS06.50/06.60/06.80)

Short message: MT, MO, CB, and PDU mode

Size: 54.5 x 36 x 6.7mm

Audio interface: analog signals (the microphone, earphones, handset-free handle)

The communication interface: RS232 (instructions and data transmission) two-way

SIM card operating voltage: 3V / 1.8 V. Support Internet TCP/IP protocol

Telephone directory function: stored in the SIM card

Module reset: use AT command or power lost reset

Serial communication baud rate: 300bps... 115kbps

Automatic baud rate scope: 4.8 KBPS... 115kbps

Download software functions (improved service and maintenance): through RS232 or SIM interface

Can realize real-time clock: 32.768 clock frequency (KHz)

The timer function: available AT command programming

Support Internet TCP/IP protocol