I purchased this with the intention of using it, but I never got the chance, so I'm selling it. It's new, unopened, and unused. Please understand that it has been stored at home. [High Resolution Support] This ELECOM USB Type-C to HDMI cable supports up to 4K resolution (3840x2160/60Hz), enabling high-quality video output. [Compatible with Various Devices] It is compatible with Windows and Mac devices, allowing use in various environments. It is particularly ideal for connecting laptops and tablets to HDMI-compatible displays. - Brand: ELECOM - Cable Type: USB Type-C to HDMI - Length: 1.0m - Resolution: 4K (3840x2160/60Hz) - Supported OS: Windows, Mac - Model Number: CAC-CHDM10BK Thank you for viewing.