How to Prepare the arduino send ir signal

Bluetooth Vcc to 5v Arduino 
Bluetooth GND  to GND Arduino 
Bluetooth TXDto RXD  Arduino 
Bluetooth RXD to TXD Arduino

Led Leg  Positive +  to Pin 3 Arduino 
Led Leg   Ground to GND Arduino

To send signal:
NEC,Sony,Samsung ect... uses EasySender sketch

Send Raw uses EasySendRaw sketch