Item Type: High Definition Multimedia Interface Wall Plate Material: ABS Product Size: Approx. 70 x 115mm / 2.8 x 4.5in Specification: High Definition Multimedia Interface Single Port Purpose: For transmission of audio and video signals, home theater Weight: Approx. 43g / 1.5oz High Speed Pass Through Function: Supports HDMI audio return channel (ARC/eARC), Ethernet channel (HEC), 48 bit color depth High Resolution: Supports 4K, pass through common video resolutions up to 4Kx2K (UHD), including 3840x2160, 2560x1600, 2560x1440, 1920x1200, and 1080p Easy Installation and Disassembly: No welding required, secure the product on the wall after assembly, plug and play Easy Use: Coupler style connectors allow simple connection to the front and back of the wall panel Wide Application: Suitable for transmitting audio and video signals in home theater systems Package Includes: 1 x Outer Panel, 1 x Inner Panel, 1 x HDMI Connector, 2 x Flat Head Screw, 2 x Pointed Screw (Large), 2 x Pointed Screw (Small)