Support Mini Display Port 1.1a Dual-mode inputThe HDMI can support audio output for i (Late 2009) and 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.Overview :The product seamlessly connects Book, Book Pro, or Book Air with a Mini DisplayPort to high definition displays with HDMI, DVI or VGA. It is easy and convenient to use, with three output ports: DVI VGA HDMI. And you can use one of them at a time as your demand, when you want to use the DVI output, you just need to connect the DVI devices using a DVI cable. When you want to use the HDMI output, you just need to connect the HDMI devices using an HDMI cable. When you want to use the VGA output, you just need to connect the VGA devices using a VGA cable.Specification :Colour: BlackMaterial: ABSInput Signal:Mini Display Port 1.1aOutput Video:HDMI/DVI/VGAInput: Mini Display Port Male 20pinOutput: HDMI Female Type A 19pinConnector:DVI Female (24+1) VGA Female 15PinVertical Frequency Range:50/60HzVideo Amplifier Bandwidth:2.25Gbps/225MHzHDMI/DVI/VGA:480i/480p,576p,720p,1080i/1080pExternal Power Supply:No external power neededPower consumption (Max):700mWThe Length of the cable:10cmNotes :Please make sure that your has mini DP port or Thunderbolt port.Only one of the 3 outputs can be used at a time, you cannot use all of them simultaneously.Package Contents:1 x Mini DP to DVI VGA HDMI AdapterOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.