Per iMac 2018/2017 (21,5' / 27'), cavo cavo 4K@60Hz tipo C a HDMI 6 PIEDI, nero
1 of 6FT USB 3.1 Type C to HDMI M/M 4K@60Hz Supported Cable. Supports Multiple Resolution: Supports HDMI 2.0 & HDMI 1.4, the picture resolution up to 3840X2160p/60HZ plus, 1080p/30HZ, 1080i/60HZ and 720p/60HZ etc.