iiMash&reg; 3in1 Mini DisplayPort Thunderbolt to DVI VGA HDMI Adapter cable for MacBook iMac 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 (36bit all channel) deep color. Automatic detect the display by plugging and unplugging it. Powered from Mini Display Port source.