Because there are many infrared in the family, such as set-top boxes, , remote control fans, air conditioners, and projectors, this device can be used for centralized control and hidden control.Applies to all remote control devicesSuitable for TV set, STB, DVD, DVR, , video recorder, satellite receiver, and so onThe Way to achieve power: Appliance USB or 5VSupply power: 5VNote: Do not support 10How to install:1. Use the double-sided adhesive to stick the receiver in an perfect location.2. Stick infrared device emitting that you want to control.Colour:BlackMaterial:plastic+metalSize:Launch line length: 2mReceiving line length: 1.4 mPackage Contents:1 x Infrared IR Remote ExtenderOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.