High speed cable features a passive in-line signal amplifier which must be connected to the display end of your HDMI connection. Built-in signal amplifier ideal for long distance installation with no data loss. Supports high-speed data transfer and resolutions up to 1080p with 3D and 4 K x 2 K support. Includes support for Ethernet over HDMI. Class-2 rated for in-wall or in-ceiling installations.