Introduction - If you have any usage issues, please Google them yourself
The SIEMENS TC35 family of TC35I is the latest wireless module launched by SIEMENS, functionally and functionally
TC35 compatible, compact design, greatly reducing the volume of user products. TC35I compatible with GSM 2/2+, dual frequency (GSM900/GSMl800), RS232 data port, meet the ETSI standard, GSM0707 and GSM0705, and easy to upgrade to GPRS module. The module in RF circuit and baseband in one, providing the AT command interface standard to the user for data, voice, fax and Short Message provides fast, reliable and secure transmission, application development and user-friendly design.