The GSM wireless broadcasting telephone is suitable for installation in inconvenient wiring harsh environments, which are fully contained in a composite waterproof housing with an automatic shut-off door that provides complete protection against dust and moisture intrusion, resulting in high Reliability of the product long MTBF.
GSM core module supports quad-band GSM / GPRS, its working frequency band is: GSM850MHz, GSM900MHz, DCS1800MHz and PCS1900MHz can be compatible with all countries of the mobile network.
Our GSM all-weather wireless phone embedded TCP, UDP, FTP, PPP and other protocols, according to the customer requirements custom background management system.
