Those looking to upgrade to the Apple TV 4K are asking, what kind of HDMI cable is required? Does a Dolby Vision compatible HDMI cable for 4K HDR streaming come with the Apple TV 4K?
No, Apple does not provide an HDMI cable with the Apple TV 4K. The box contains a power cable, Lightning to USB charging cable, Siri Remote and the main Apple TV unit.
In order to make the most of the Apple TV 4K, a compatible 4K display is required. Apple also recommends a Dolby Vision compatible HDMI cable for 4K HDR video. The company sells Belkin's Ultra High Speed 4K HDMI Cable for $29.95.Belkin's HDMI cable is 6.5 feet long and supports Dolby Vision, up to 4096 x 2160 resolution, and bandwidth up to 48 Gbps.