This 3m Mini DisplayPort (male) to HDMI (male) display adapter has a built in 3m HDMI cable with a male connection so is ready to connect directly to a HDMI TV , monitor or other HDMI enabled display with no need for an extra HDMI cable.

Please note: This cable supports both: audio & video. 

MacBook Pro to TV Cable
HDMI cable to MacBook Pro, MacBook Air Cable for MacBook to TV 

Please Note: 

* Apple added support for audio in April 2010. Macs made before 2010 are NOT able to output audio over Mini DisplayPort * Thunderbolt compatible 

Instructions:

Mac uses HDTV as an extension. Please drag window on desktop all the way towards right to cross display edge and the window will be displayed on HDTV. You may set HDTV to a mirror display 
1 With your TV connected to Mac, open System Preference
2 Select Display
3 Select Arrangement tag
4 Check Mirror Display

Transmitting audio to TV
1 Open System Preference
2 Select Sound
3 Select Output tag
4 Choose external HDMI instead of built-in speaker

* Connector gold plated Mini DisplayPort/Thunderbolt male & HDMI male

Compatibility Apple

* MacBook
* MacBook Pro
* Retina MacBook Pro
* MacBook Air
* iMac
* Mac Mini
* Mac Pro

Lenovo ThinkPad

* X1 Carbon
* X230
* L430/530
* T430s/430/530
* W530

Microsoft

* Surface for Windows 8 Pro (Does NOT work with Surface for Windows RT)
HP Envy 14/17
Dell XPS 14/15/17

Note to Customers: 

Not a bi-directional cable: can only pass signal from Mini DisplayPort to HDMI 

NOTE: Not compatible macBook prior to Mid 2010. Old macBook needs mini-DVI cable, please check your port before purchase

This 3m Mini display Port to HDMI cable is available from Amazon for only £5.99