The splitter transmits an HDMI signal to up to 2 HDMI displays at once. It supports resolutions of up to 4K. Supports resolutions up to 3840 x 2160 at 30 Hz Supports HDMI 1.4, 7.1 Surround Sound audio Aluminium housing Colour: Black Connections: Input: 1 x HDMI female; output: 2 x HDMI female Includes: AC adapter (NA, EU, UK, ANZ)