Feature
1, Quad band 850/900/1800/1900MHz
2, Support PSTN function( two extensions line /phone)
3, two trigger input 12V +, -
4, Text message notification
5, Text content changeabl
6, Simple to install and easy to maintain
7, Steady QUECTEL MD2510 GSM module & reliable design ensures good performance
8, Attractive Plastic casing
9, SIM card support(3V,5V)
10, Suitable for all kinds of weather & environment