Silk Road 3 in 1 Mini Display Port DP to DVI VGA HDMI Audio TV AV HDTV Adapter Support Mini Display Port 1.1a Dual-mode input. The HDMI can support audio output for i Mac (Late 2009) and Mac Book Pro (Mid 2010) Support HDMI/DVI/VGA Audio 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.