1[High Resolution] To obtain 8K at 60Hz and 4K at 120Hz resolutions, the video source and display must be HD Multimedia Interface 2.1. 2[Wide Compatibility] The HD multimedia interface switcher is compatible with all previous HD multimedia interface compatibility standards. 3[Easy to Switch and Home Theatre] You can easily switch HD sources using the easy click switch button on your device. Provides you with a great way to organize your home theater. 4[Both Power Supply] When both inputs are connected and supply power to the unit at the same time, this switch does not require an external power source to work. 5[Extra Power Supply] If only one source device is connected or sufficient power cannot be provided, an accompanying cable needs to be inserted to provide additional power. Item Type: HD Multimedia Interface Switcher Material: Aluminum Alloy Input Interface: 2 x HD Multimedia Interface Output Interface 1 x HD Multimedia Interface Resolution Format: 480P/720P/1080P/2160P at 120/60/50/30/25/24 4320 at 60/50/30/25/24 Supports HLG/HDR/HDR10/HDR10+ and for Dolby Vision Color Depth: 8/10/12/16Bit at 2160P, 8/10bit at 4320P Format: forDolby HD/DTS HD/for Dolby Atoms/for Dolby AC3/DTS/LPCM, etc. Transmission Bandwidth: 1.2GHzmaximum Transmission Rate: 48Gbps (maximum) Input Line Length: 4320p 3m/9.8ft; 2160p 5m/16.4ft; 1080p 10m/32.8ft (AWG26 Standard Line) Output Line Length: 4320p 3m/9.8ft; 2160p 5m/16.4ft; 1080p 10m/32.8ft (AWG26 Standard Line) Power Adapter Specification: Micro USB (DC 5V / 500mA) Maximum Working Current 400ma Work Temperature: -5 C ~ 40 C 1 xHDMultimediaInterface Switcher 1 x Power Cord