Description:
SIM808 module 5 v - 18 v power supply (taobao first);
Through the USB to TTL module, module can be realized with the computer communications;
Contains a set of mobile phone lithium battery power supply interface;
Contains 2 LED light, convenient debugging;
Contains a MICRO SIM kaka;
Contains a set of TTL serial interface, compatible with 2.85 V, 3.3 V, 5 V system (taobao first);
Support to send and receive text messages, telephone, GPS, GPRS data, support the HTTP protocol, support DTMF decoding, support MMS, support the recording function, etc.