4x4 hdmi true matrix switcher can distribute any source of the 4 inputs to 4 outputs or switch any source of the 4 inputs to 4 outputs. 

Deep color 24-bit/36-bit, Full HD 1080P/60Hz

No switching delay and picture loss during transitions 

Supports default HDMI EDID and learns the EDID of displays

Supports DTS/Dolby/DTS-HD/Dolby True HD/LPCM7.1/AC3