Fangrui Product Details Trichromatic Aberration, High Clear Image. No Power Supply And Software Drive Needed. 4 Standard Y-pb/cd-pr/, L-audio-r, 3 In 1 Out. Convenient Operation, Just The Relative Button 1, 2, 3 When You Want To Use One Of The Four Connected Devices. Easy Connection, Simply Connect 3 Audio Video Devices (such As , , , Dvd) To The Input 1, 2, 3 Connectors While Your Tv To The Output Connector. This Is A 3 In 1 Out Rgb Component Selector. If You Own 1 Tv Set But More Than 1 Audio And Video Devices, This 3 Way (3 In 1 Out) Component Av Switch Is To You. Connect 3 Audio And Video Devices (such As , , , Dvd To The Input 1, 2, 3 Connectors While Your Tv To The Output Connector. Then, At Once You Want To Use One Of The 4 Connected Devices, Just The Relative Button 1, 2, 3 Rather Than Discommodiously Reconnect The Audio And Video Devices Again And Again. Colour: As Shown Material: Abs Package Contents: 1 X Rgb Component Switch Selector Only The Above Package Content, Other Products Are Not Included. Note: Light And