No need any set up . Just insert alkaline batteries to use. Batteries is NOT included. [SET] and [1] for Sony brand TV , [SET] and [2] for Samsung brand TV, [SET] and [3] for Philips brand TV , [SET] and [4] for Toshiba brand TV, [SET] and [5] for JVC/SANYO brand TV , [SET] and [6] for LG/GOLDSTAR brand TV [SET] and [7] for MISUBISHI brand TV , [SET] and [8] for SHARP brand TV, [SET] and [8] for PANASONIC brand TV , [SET] and [9] for PANASONIC brand TV, [SET] and [MUTE] for RCA/GE brand TV , [SET] and [0] for NEC/PACK brand TV, etc. You can try code input function for more brands, please check the picture for TV code. press and hold [SET] [POWER] a while, the light will be on, release them, then input TV code.