Brand Guarantee:CableCreation is not Only a Brand But Also a Creative Team With its Own Factory manufacturing .CableCreation Offer 24 Months of Equipment Warranty and Lifetime Technical Support . Side 1: Angle USB-C Male Gold Plated Shell (Input). Side 2: HDMI 4K Male Port (Output). Color: Black. Cable Length: 6 Feet / 1.8 Meter. Supports resolution up to 3840x2160@30Hz (4K), backward compatible with 3840x1440, 2560x1440 (2K) , 2560x1080, 1920x1080 (1080P) , 720P @ 30Hz and more. This Cable is built with Display Port Alternate Mode Compatible with the following device: *iMac 2017 / iMac Pro 2017 *MacBook Pro 2017 & 2016 *MacBook 2016 & 2015 *Surface Book 2 *New Chromebook Pixel *XPS 15 & 13 *Yoga 920 *Yoga 910 For Yoga 910 users, please ONLY plug the Cable into the White USB-C female port. *Yoga 900(Yoga 4 Pro) *HP Spectre x360 13 & 15 inch *Asus Zen AIO All in One PC Only Compatible with following cellphone *Note 8 *Galaxy S9/ S9 Plus *Galaxy S8/ S8 Plus *Mate 10/ Mate 10 Plus *HTC U Ultra *LG G5 *LG V20 If your device is not in the list, please don't hesitate to contact us. Important Notes: : 1.In order to enjoy the 4K @ 30 Hz high resolution, please make sure to use HDMI 2.0 cable. 2.If it does not work, you can go to the official website of your laptop, update the BIOS and graphics driver, and try again. 3.Do not support HDR output. 4.For Yoga 910 users, please ONLY plug the Cable into the White USB-C female port.