Product Name: 8K HDMI 2.1 Cable Product features: Ultra HD, stable transmission, no ghosting, no screen flicker, dynamic HDR, eARC Compatibility: 8K@60HZ/4K@120HZ, backward compatible with previous HDMI standards Material: PVC exterior Conductor material: pure copper Inner core: 19 cores + ground wire Transmission: 48Gbps, faster and stronger transmission, no screen delay Compatible Devices: Works with all devices with standard HDMI. Such as computers, laptops, set-top boxes, televisions, monitors, projectors, etc. Quantity: 2 Length: 6.6ft/2m