4K@60Hz/1080P@120Hz 1 in 2 out HDMI Splitter: Supports resolution up to 4K@60Hz (YUV 4:4:4) with 3D effect. Supports lossless audio formats such as Atmos, DTS: X, DTS-HD Master Audio, TrueHD. It distributes one HDMI signal to two Ultra HD displays simultaneously at 18Gbps bandwidth, fast and stable. It bypasses 4K HDR Atmos signal when the 4K TV supports. 4K and 1080P Simultaneously by Smart EDID: HDMI 2.0 Splitter supports auto downscalilng and EDID. When a 1080P display is connected with a 4K display, the HDMI output automatically downscales 4K to 1080P for the 1080P display while the 4K display still having 4K signal. Which means it automatically select the most suitable resolution for displays. Excellent Compatibility: 4K Splitter compatible with all standard HDMI devices with any 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, Roku, Apple etc.