Color:Optical Audio Splitter: VHD-TS1X3 Please kindly do not purchase this item, if you are not sure the difference between a splitter and a switch. This is a splitter, for one audio source to be distributed up to three speaker units at the same time. This is the VHD-TS1X3 splitter unit (one input to three outputs), not the VHD-TS3X1 switch (three inputs to one output); they look similar, but different products. Please double check to make sure you order the correct item. This is not a troublesome mechanical splitter. This reliable VHD-TS1X3 unit utilizes integrated circuits to duplicate the input signal seamlessly and flawlessly without degradation. One input to three outputs, three outputs have the same audio signal as the input. Package Includes: VHD-TS1X3 audio splitter Universal 100V -240V Power Adapter with US plug User Manual ViewHD One Year Warranty Suggestion / Recommendation: Product that could replace this item with more features: VHD-SM4X4.