4K & Master Audio: Supports Ultra HD 4K@30Hz, 1080P, 720p; Automatic EDID Management, output suitable resolution accordingly. Supports audio including Dolby DTS 2.1/5.1/7.1CH, PCM7.1, Dolby True-HD, DTS-HD Master Audio. HDCP1.4 and HDMI1.4 HDMI 1 IN 4 OUT Splitter: Distributes one HDMI signal to four HD TV/displays simultaneously (one source to multiple displays application) ; Compatible with devices such as Amazon Fire TV. Apple TV, Cable box, Blu-ray player, PS4 , XBox One, etc. Easy to access. Compatible with All HDMI Devices: AV Access HDMI Splitter is compatible with all operating system, such as Windows 10/8/8.1/7/Vista/XP and Mac OS X, Linux and Chrome OS. It works perfect with PS4 Pro, Xbox one X, Apple etc. Delicate Design: Threaded power adapter for locking connection to prevent power loss; Ultra-slim design, size of a smart phone; All interfaces are on one side for tidy wiring; Mounting ear for easy installation.