Features: 1.Support Mini Display Port 1.1a Dual-mode input 2.The HDMI can support audio output for iMac (Late 2009) and Mac Book Pro (Mid 2010) 3.Support HDMI/DVI/VGA output with the max resolution of 1920x1080p@60Hz, 225MHz/2.25Gbps per channel (6.75Gbps all channel), 12bit per channel (36bit all channel) deep color. 4.Automatic detect the display by plugging and unplugging it. 5.Powered from Mini Display Port source. Compatible models: for Mac Book Air, Mac Book Pro, iMac, and Mac mini with thunderbolt ports since 2011 are all supported. for Mac Book Air, Mac Book Pro, iMac, and Mac mini or PC with mini display port are also supported. Specification: Input Signal:Mini Display Port 1.1a Output Video:HDMI/DVI/VGA Input: Mini Display Port Male 20pin Output: HDMI Female Type A 19pin Connector:DVI Female (24+5) VGA Female 15Pin Vertical Frequency Range:50/60Hz Video Amplifier Bandwidth:2.25Gbps/225MHz HDMI/DVI/VGA:480i/480p,576p,720p,1080i/1080p External Power Supply:No external power needed Power consumption (Max):700mW The Length of the cable:28cm