The Usb powered Mini Displayport DP thunderbolt HDMI DP to HDMI Switcher Converter box for Apple HDTV is a Multi-Functional switcher converter . It can connect most of the device with the mini display port,displayport and HDMI to your HDTV, so you can enjoy the HD movie and share your apple devices on the TV. It supports 4K@30hz,1080p; the conversion switcher lets you connect a HD-DVD .Xbox,PS3 that uses a HDMI connector or a MacBook / MacBook Pro/ MacBook Air etc with a mini Display Port, graphics card laptop with Displayport,these three types devices to a high definition monitor or HDTV .With usb powered function, it will bring you a lot of convenience.

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This Video Converter Switcher Provides Users With Multiple Video Audio Inputs And Media Inputs Including:

HDMIx1
Displayport DP x1
Mini Displayport x1

Support HDMI 1.4 and DP,mini DisplayPort 1.2 input to HDMI 1.4 output
Support 4K@30hz,1080P@60hz etc
Support uncompressed audio such as LPCM
Support compressed audio such as DTS Digital, Dolby Digital(including DTS-HD and Dolby True HD)
Powered from mini DisplayPort source or usb when neccessary.