NextGen Remote Extender Plus - Infrared extender - external Simply install battery transmitter in place of one of the AA or AAA batteries inside your remote control, then point the receiver or attach the bright eye emitter to the components you wish to control. You have converted your existing IR remote to digital RF, giving you the freedom to go from room-to-room and control your components anywhere in the house. The Remote Extender Plus gives you the ability to control two same brand components independently.