Product Specifications: 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+1) 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 Color: white Weight:1.8 oz/52g Compatible with: Mac Book Air, Mac Book …