The IOGEAR 4x4 HDMI® Matrix switch connects up to 4 full HD 1080p source devices with multi-channel digital audio and routes them to any of four connected HDMI displays with support for 3D. With 4 HDMI inputs for devices such as, blu-ray / DVD players, DVR / set-top boxes and media servers it enables cross switching between devices or splitting a single source in a mirror mode up to 4 HDMI equipped HD displays.Designed with 1U rack-mountable metal casing. This HDMI matrix supports full HD 1080p with HDCP compliance and Individual source are accessible for switching, cross switching or setting to mirror mode by convenient front panel push button, IR remote, or by the RS232 port for total professional control.