[3 Way Optical Switch Box] It Allows Users to Switch 3 Digital Toslink SPDIF Optical Input Signals from TV PS3 Blu-Ray Player Cable Box HDTV to 1 Optical Toslink Signal on Sound Bar, Receiver, Speakers, Hifi-System and More.[IR Remote Control] With High Quality Remote Control, Support Manual and Infrared Remote Control Switching, It Is Convenient for Users to Switch Different Input Signal, Output or Audio Channels.[Audio Format Support] Support All Digital SPDIF Audio Formats, Including PCM2.0/ DTS/ -AC3, Supporting Signal Retiming.[Lossless Signal Transmission] The Signal Transmission Distance Can Reach 40m, The Loss Is Less Than 0.2db / M, and the Sampling Rate Can Reach 96KHz. New Optical Cables Are Recommended to Avoid No Signal.[Power-off Memory Protection] The Switcher Have Over-voltage Protection, and Will Keep Recording the Last Used Mode When Power off, Including a 1m USB Cable and a 1m OD4.0 Optical Cable. Powered by 5V 1A USB Cable.Wide ApplicationThis optical audio switcher is suitable for most occasions, like home theater, supermarket, HiFi-system engineering etc.Colour: BlackMaterial: ABSPackage Contents:1 x 3 Ports Toslink Switcher1 x Remote Control1 x USB cable1 x Toslink cable (Optical cable)Only the above package content, other products are not included.Note: Light 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.