Features:3 HDMI input， 1 HDMI output. Supports highest video resolution 1080pSupports 250 MHz/2.5Gbps per channel (7.5Gbps all channel) bandwidth.Supports 12bit per channel (36bit all channel) deep color.HDCP pass-through. Supports uncompressed audio such as LPCM.LED lights clearly show which HDMI device is being selected.No software driver and external power supply needed.