This flat Hdmi cable adopts the latest technology , which has been tested and certified. It makes the video play more smoothly, the audio return is clearer. Our flat hdmi cable support 3D visual effects, ARC, UHD 2160p, HD 1080p. No additional network cable is required.Flat HDMI cable 3m is made of Ultra HD technology, the resolution is up to 3840*2160. HDMI cable 3m is 4 times of 1080P, that can Compatible with 4k and below versions. You can enjoy a visual feast of ultra high definition with this HDMI cable.You can get clear images and sounds consistently HDMI cable 3m is an ideal helper for TV channels, conference rooms,digital signage, on-board video systems medical imaging equipment,and home theater.This Flat HDMI cable has been tested the speed can reach 18Gbps Regularly.And plug and play, easy to use, no need to wait for buffering。@60Hz enables the dynamic video to be smoothly and flawlessly; Gold-plated contacts for non-destructive transmission and corrosion protection; The high quality aluminum metal connectors for better insulation. Every detail is guaranteed to ensure fast transfer of high-definition digital audio and video signals.