Link Depot LD-HHSE-25 Certified Premium High-Speed Certified HDMI Cables 25 Feet Fully Tested for Certification: Tested to ensure the full 18 Gbps bandwidth from the HDMI 2.0 specification plus an EMI test ensure minimal interference with Wi-Fi signals. 4K at 2160p support: 4K at 50/60 (2160p), which is 4 times the clarity of 1080p/60 video resolution; Enables transmission of Hight Dynamic Range (HDR) video. 3D capable: defines input/output protocols for major 3D video formats for true 3D gaming and 3D home theater applications. Ethernet Channel: Adds high-speed networking to an HDMI link to take full advantage of IP-enabled devices without a separate Ethernet cable. Audio Return: send audio data upstream to a surround audio system, elimination the need for a separate audio cable.