Sim800 GSM/GPRS/Bluetooth Serial & TTL Modem

Sim800 Break out board has on Board Bluetooth Antenna and works same like sim900a with extra features like on board Bluetooth.(Bluetooth Firmware Needs to be Upgraded) On Board Power regulator, works on 9V 1A DC Power Switch, Reset Switch, Power LED Ring LED Network LED UART Serial DB9 Connector TTL Pins And external Interfacing Pins. Works with AT Commands for sim800. @ 9600 Baud rate (Configurable)

Download Sim800 Bluetooth Firmware
sim800_hardware_design_v1.08
sim800_series_at_command_manual_v101
SIM800_SIM900_HD_Comparison_V1.02
SIM800H_BT_Application_Note_V1.00