IR pulses LG TV Nec protocol 32bit code Buttons -> Code Power button ON/OFF 20DF10EF same code for on and off. Inside my sketch Blue_Remote_Control_V1_0.pde you must write... irsend.sendNEC(0x20DF10EF,32); //SEND IR PULSES LG TV POWER delay(100); For example if ( readString.indexOf("TVON")>0) { irsend.sendNEC(0x20DF10EF,32);//SEND LG TV POWER delay(100); } Channel Up 20DF00FF Channel Down 20DF807F Volume Up 20DF40BF Volume Down 20DFC03F Mute 20DF906F