The listing, NIP - Mini DisplayPort Extension II, with USB, 2 m by Dr. Bott has ended.
Brand new in package! Here is the manufacturer's description:
Extend the distance from your monitor. You can unclutter your desk with this extension cable. Stow your laptop computer away as you attach it to your monitor and give yourself more freedom.
Passive extension cable for digital monitors with mini DisplayPort, e.g. Apple 24" and 27" LED Cinema Display. An integrated USB extension cable is also included so that you can take advantage of your monitor's audio and video capabilities. Perfect for use with the iMac, MacBook Pro and Mac mini.
This cable can also be daisy chained with another cable to really extend your reach up to 19.6 feet.
Features
Use with Apple LED Cinema Display (24" flat panel)
Connect your Apple Cinema Display to your MacBook, MacBook Pro, MacBook Air, or Mac mini with Mini DisplayPort
Connect your Apple Cinema Display to your Mac desktop with Mini DisplayPort - Mac Pro, Mac mini and iMac
Extend your USB and Mini DisplayPort connection by up to 6.6 feet/2 meters
Compatibility
MacBook Air 11 OCT 2010
MacBook Air 13 OCT 2010
Mini DisplayPort input
Mini DisplayPort output
Thunderbolt
USB 2.0