Mini Displayport to HDMI Female Adapter Cable for Apple MacBook,

Specification:
Connectors: Thunderbolt / Mini DisplayPort (male) --> HDMI (female)
Video: FullHD, 1080P, 1920X1080p
Audio: LPCM, DTS/DTS-HD, Dolby Digital/Dolby TrueHD

Compatible with:
MacBook Air, MacBook PRO, iMac, and Mac mini with thunderbolt ports since 2011 are all supported.
MacBook Air, MacBook PRO, iMac, and Mac mini or PC with mini displayport are also supported.

Description:
Thunderbolt Port to HDMI Cable Adapter for MacBook Mini With Audio 1080P
This premium Thunderbolt to HDMI adapter sends audio/video from your MacBook Air, Mini, iMac, or PC to an HDTV, monitor or projector.
Since virtually any modern HDTV / monitor / projector has the universal HDMI port, this adapter will make sure you can:
Extend or mirror your workstation to another screen;
Give presentation to your classmates, students or colleagues with your own MacBook or laptop;
Share videos with your friends and family on a bigger external screen or TV.
In 2011, Apple introduced Thunderbolt port, which is essentially a Mini DisplayPort when used for audio/video.
Yes, it transfers AUDIO too! But NOT for all Mac
The following Mac/Apple computers support audio pass-through via Mini DisplayPort.

MacBook 13" Model 7, 1 (MID 2010)
MacBook PRO 13" Model 7, 1 (MID 2010)
MacBook PRO 15" Model 6, 2 (MID 2010)
MacBook PRO 17" Model 6, 1 (MID 2010)
MacBook PRO 13" Model 8, 1 (Early 2011 / Thunderbolt)
MacBook PRO 15" Model 8, 2 (Early 2011 / Thunderbolt)
MacBook PRO 17" Model 8, 3 (Early 2011 / Thunderbolt)

MacBook Air 11" Model 3, 1 (Late 2010)
MacBook Air 13" Model 3, 2 (Late 2010)

Mac mini Model 4, 1 (MID 2010)

iMac 27" Model 10, 1 (Late 2009)
iMac 27" Model 11, 1 (Late 2009)
iMac 21.5" Model 11, 2 (MID 2010)
iMac 27" Model 11, 3 (MID 2010)

Mac PRO Model 5, 1 (MID 2010)

Features:
Compatibility: MacBook Air, MacBook PRO, iMac, and Mac mini with thunderbolt ports since 2011 are all supported. MacBook Air, MacBook PRO, iMac, and Mac mini or PC with mini displayport are also supported.
100% Brand New.
Connect Mac, MacBooks, PC laptops to monitors, TV / HDTVs, projectors;
Compatible with all Macs/MacBooks with Mini DisplayPort / Thunderbolt;
Compliant with Mini DisplayPort 1.1A, HDMI 1.3b;
Support resolutions up to 1080P (FullHD) and 1920 X 1200, no compromise in video quality;
Support audio: DTS/DTS-HD, Dolby Digital / Dolby TrueHD, and Linear PCM (LPCM);
Elegant white colour, consistent with your Apple computers;
Mini size, easy to carry.
Compliance: Mini DisplayPort V1.1A, HDMI 1.3b.
Progressive: 1920 X 1200, 1080P, 720p, 576p, 480p
Interlaced: 1080I, 576I, 480I1.2A