1.Toslink or coaxial or ARC input, toslink and coaxial and stereo output simultaneously. 2.Input channel can be selected by switch button. 3.Audio format support: for DTS/Dolby-AC3/DSD/LPCM(If you use stereo R/ L or 3.5mm jack output, only support LPCM/ PCM format audio input) 4.Support last time working state memory when power off. 5.Over-voltage protection can prevent the damage caused by connecting unmatched power Specifications: Input: Toslink x 1, Coaxial x 1, -compatible ARC x 1 Output: Toslink Coaxial Stereo R/ L 3.5mm jack(simultaneously) Support audio format: for LPCM2.0/ DTS/ Dolby-AC3 Output cable distance: 10m(Use the optical fiber cable loss less the 0.2Db/m ) Colour:Photo Color Material:ABS Size:11.4 x 4.8 x 2.3cm Package Contents: 1 * audio converter 1 * USB Cable Only 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.