Lifetime-warranty & Latch-free DesignFree Lifetime Replacement or Money-back Guarantee if quality issue, please feel free to contact us via.1,Find your purchased order. 2,Click button "Contact Seller". Unique latch-free design makes plugs and unplugs effortless and avoid damaging the DP ports of your host and monitor. Note: Higher refresh rate depends on your graphics card and monitor. Hyper Speed 8K DisplayPort CableThe BIFALE 8k DP 1.4 cable support 8K@60Hz, 5K@60Hz, 4K@144Hz, 4K@60Hz, 2K@240Hz, 2K@165Hz, 1080P@240Hz and HDCP 2.2, HDCP 1.4, HDR10. HBR3, 32.4 Gbps bandwidth, DSC 1.2 display stream compression, FEC forward error correction, and 32 audio channels. It is meets VESA Standard and supports Dynamic HDR. Backward compatible with DisplayPort 1.3/1.2/1.1. Supports DP, DP++, and DisplayPort++. High FPS-Gamer FriendlyThis 8K displayPort 1.4 cable meets High FPS features, easily support the resolution of 4K@144Hz / 2K@165Hz and 2K@240Hz. Enhance every tiny detai