This is a high performance 1x HDMI input to 4x HDMI output switcher which is powered via a USB port. The system supports all 3D TV formats in addition to all HDTV formats up to 4K Ultra HD (3840 x 2160p) @60Hz video. It also supports HDCP 2.2 compatibility. Features Simultaneously displays an UItra Hi-Def source on up to four UItra HD displays Video Resolutions up to UItra HD 4Kx2K (3840x2160p)@60Hz YUV 4:4:4. Three kinds of EDID handling abilities HDCP2.2/1.4 Compliant 36 bit Deep Color LPCM 7.1, Dolby TrueHD, Dolby digital Plus, and DTS-HD Master Audio Bandwidth 18Gbps Supports HDR Specifications Video Bandwidth: 600MHz/18Gbps Output Resolution: 480i ~1080p50/60, 4Kx2K@24/30, 4k2k@60Hz ESD Protection: Human Body model: ±8kV (Air-gap discharge) , ±4kV (Contact discharge) Input Ports: 1 x HDMI Type A [19-pin female] Output Ports: 4 x HDMI Type A [19-pin female] Chassis Material: Metal Colour: Black Dimensions: 63mm (W) × 163mm (D) × 16mm (H) Weight: 260g Power Supply: 5V/1A DC (US/EU standards,CE/FCC/UL certified) Power Consumption: 2W Operating Temperature: 0°C ~ 40°C Storage Temperature: -20°C ~ 60°C Relative Humidity: 20~90% RH (non-condensing) *Specifications are subject to change without notice.