4 Channel Compact Infrared Extender KitSome aesthetically pleasing home theatre setups may not be 100% functional. Video audio source devices like DVD players or stereo systems may be hidden in a cabinet to create a clean minimalistic setup. In these scenarios, the signal from your remote control may be partially or completely blocked. To overcome this issue you can use this IR repeater extender kit which will give you full control of your devices all through a tiny little IR receiver.