The SIM800A GSM Module Bluetooth Antenna. It works just like sim900a but only added feature is on Module Bluetooth. It has On Module Power regulator, works on 12V 1A DC Power Switch, Reset Switch, Power LED Ring LED Network LED UART Serial DB9 Connector TTL Pins And external Interfacing Pins. And also external Interfacing Pins. Package Includes : 1 x SIM800A GSM Module 1 x SMA Antenna
