Description:Why will you choose this adapter1. mini Display portThe adapter seamlessly connect Mac Book, Mac Book Pro, or Mac Book Air with a Mini display port to high definition displays.2. Support HDMI, DVI or VGA input portYou can connect the display to one of HDMI/DVI/VGA output ports.3.Support audio output. When connecting the iMac (Late 2009) and Mac Book Pro (Mid 2010) to HDMI display, please set ?Sound? on the dialog box of ?System Preferences? to get audio output4.Fashionable and practicable design 5.Nice shape and unique style6.High quality and durable 7.Light weight and portableThis product with three output ports, and you can choose one of them to use at a time as you demand, the functions of the port as followings: 1.DVI output, connect the DVI devices using a DVI cable.2.HDMI output, connect the HDMI devices using a HDMI cable.3.VGA output, connect the VGA devices using a VGA cable.4.Mini Display Port, connect Mac Book, Mac Book Pro, or Mac Book Air.Features:1.Support Mini Display Port 1.1a Dual-mode input.2.The HDMI can support audio output for iMac (Late 2009) and Mac Book Pro (Mid 2010)3.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.4.Automatic detect the display by plugging and unplugging it.5.Powered from Mini Display Port source.Two types, disfferent color, same function. Random delivery. Specifications:Size: 5.9 x 5.9 x 1.5 cmThe Adapter cable length:18 cm Color:WhiteInput 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):700mWPackage include: 1* ini DisplayPort to DVI VGA HDMI Adapter