1. Weight: 38g/1.5m, 65g/3m.2. Aluminum alloy shell, nylon external braid, gold-plated anti-oxidation plug, different from the traditional bulky HDMI cable. This high-definition cable compatible for the 4K transmission, slim diameter of only 4.0mm, small size connector, lightweight and easy to carry with you.3. Support HDMI 2.0 protocol, support 4K * 2K (4096 * 2160) 30Hz HD transmission, is four times the 1080p transmission, bandwidth up to 18Gbps, no splash screen, no ghosting, automatic synchronization output audio and video.