1、High Speed Pass Through Function: Such as high definition multimedia interface audio return channel (ARC/eARC), Ethernet channel (HEC), 48 bit color depth, etc. 2、High Resolution: 4K support, pass through common video resolutions up to 4Kx2K (UHD), including 3840x2160, 2560x1600, 2560x1440, 1920x1200 and 1080p. 3、Easily Install Disassemble: No welding, fix the product on the wall after assembly, plug and play. 4、Easy Use: Coupler style connectors can be simply and easily connected to the front and back of the wall panel. 5、Wide Application: Can be used to transmit audio, video and audio signals, and use in home theater. 1 x Outer Panel1 x Inner Panel1 x High Definition Multimedia Interface   2 x Flat Head Screw2 x Pointed Screw (Large)2 x Pointed Screw (Small) Item Type: High Definition Multimedia Interface Wall PlateMaterial: ABSProduct Size: Approx. 70 x 115mm / 2.8 x 4.5inSpecification: High Definition Multimedia Interface Single PortPurpose: For Transmission of Audio and Video Signals, Home TheaterWeight: Approx. 43g / 1.5oz