Sewell 4x2 HDMI v1.3b Matrix with Remote Control Four HDMI 1.3 input signals switched or split to two HDMI 1.3b devices One of the HDMI outputs is with audio output by SPDIF and 3.5mm Stereo Audio ouput Digital audio format, as DTS-HD / Dolby-true HD / LPCM7.1 / DTS / Dolby-AC3 / DSD Inputs can be switched with the included IR remote control, or via the buttons on the unit. Will smart jump over input sources that are not connected or in use.