Overview of wireless GSM SOS call station PT-M-WMT2
The PSST wireless GSM emergency phone is applicable to places where no fixed lines, this is a all-weather wireless GSM emergency phone, it can works anywhere in the world, no distance limits, core using industrial quad-band GSM / GPRS module, compatible with the global mobile phone network, it can save up to 6 numbers, if no answer or busy the emgegency phone will automatic dial the next number until the phone is connected, by sending a SMS message, you can save or modified emergency phone numbers.
Its limit operating temperature is -40 ~ 80°C, these GSM telephones have been designed to operate with minimal power requirements < 2mA and will connect to the GSM network in less than 4 seconds.
Simple to maintain and install.