Stable performance, small size and high cost performance, it can meet the various needs of customers. Integrated USB to serial port chip, you can directly plug into the computer for debugging. SIM800C runs on GSM / GPRS 850/900/1800 / 1900MHz and supports worldwide use. It can transmit voice, short message and data information with low power consumption, and can be applied to different design requirements of many small products. The achievable function sms send and receive, provide management software, convenient for sending and receiving sms