Actpe 3 In 1 Mini Display Port DP Thunderbolt to DVI VGA HDMI Adapter Cable for Mac Book Air, Mac Book Pro, iMac, and Mac mini with thunderbolt ports, Black Support Mini Display Port 1.1a Dual-mode input The HDMI can support audio output for iMac (Late 2009) and Mac Book Pro (Mid 2010) Support HDMI/DVI/VGA output with the max resolution of 1920x1080p@60Hz, 225MHz/2.25Gbps per channel (6.75Gbps all channel), 12bit per channel&lt;br&gt; (36bit all channel) deep color. Automatic detect the display by plugging and unplugging it. Powered from Mini Display Port source.