Connect 4 HDMI input signals to 1 HDMI display Switch via on-device button, IR remote control or RS-232 interface Supports HDMI resolutions up to 3840 x 2160 at 60 Hz 4:4:4 8 bit Supports up to 5.1-channel audio Connectors: Input: 4 x HDMI female; output: 1 x HDMI female, 3 x 3.5 mm jack female (audio, IR and control via RS-232) Includes: Power adapter (UK, EU, US & AUS), IR remote (with battery - CR2032L), IR extension cable (1.5 m), cable 3.5 mm male - DB9 female (1.2 m), adapter Mini TOSLINKmale - TOSLINK female