High-speed HDMI cable with Ethernet (network), gold-plated connectors, and clamp. High-density three-layer shielding for the best quality. Twisted-pair cable construction for optimal signal quality, transmitting HD video and pure audio signals. Good conductivity for excellent signal transmission through copper strands. Suppresses EMI interference and enhances image vibrancy. HDMI Ethernet Channel: Adds high-speed networking to an HDMI connection, allowing users to fully utilize their IP devices without the need for separate network cables (provided the devices support HDMI with Ethernet). Audio Return Channel (ARC): Enables a TV connected via HDMI with a built-in TV tuner to send audio data "upstream" to a surround audio system, eliminating the need for a separate audio cable. 3D over HDMI: Defines input and output protocols for major 3D video formats, paving the way for true 3D gaming and 3D home theater applications. 4K x 2K.