LENTION Thunderbolt Mini Display Port DVI VGA HDMI 3 in 1 Multi-functional HDTV Adapter Features: This 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: DVI output、 connect the DVI devices using a DVI cable. HDMI output、 connect the HDMI devices using a HDMI cable. VGA output、 connect the VGA devices using a VGA cable. Mini Display Port、 connect for Mac Book、 for Mac Book Pro、 or for Mac Book Air. Support Mini Display Port 1.1a Dual-mode input. The HDMI can support audio output for iMac (Late 2009) and for 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.  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   Power consumption (Max): 700mW   Total Length: approx. 25cm\/9.84 inch    Package included:  1 x Mini Display Port Thunderbolt to DVI VGA HDMI Adapter cable    Pictures presentation: