KIT INCLUDES - 1 x IR receiver extender with built in power cell charger. 1 x Power adapter. 1 x Single eye IR emitter. 1 x Transmitter. 1 x Transmitter adapter for AA compartments. 2 x power rechargeable power cells..MODERN & MINIMAL - Simplify and streamline your entertainment center with this IR repeater kit. Use our IR extender for cable box, TV, receiver, Roku simple remote, amp, Blu-ray player, and controlling various IR-controlled devices hidden in cabinets or tucked away out of sight..MORE CONTROL FOR TV - Wield greater control over your TV volume and channel changing ability. Use it as a wireless cable TV extender to change the channel or adjust the volume from any room, including downstairs to upstairs. Works with all AA and AAA remotes..100 FT. RANGE THROUGH WALLS - IR remote control extender transmits your remote's signal up to 100 feet through walls, floors, windows, and doors offering limitless control, even from outdoors. Serious performance with zero lag and impressive user-friendly functionality..EASY TO INSTALL - Place the receiver in front of the component you wish to control or attach the bright eye emitter to it. Then simply replace one of the AA or AAA batteries in your remote with the included transmitter. Enjoy newfound freedom to control from room to room -- no direct line of sight needed!