What's the difference between USB-C and Thunderbolt? [Updated] | Cult of Mac
Mini DisplayPort to HDMI Adapter for iMac Mid 2011(27-inch, 21.5 inches) Mini DP to HDMI Adapter Compatible with MacBook Air/Pro, Microsoft Surface Pro/Dock, Projector and More 2-Pack - Walmart.com
Cracking Open the 27" Apple iMac (2011) | TechRepublic
Apple iMac 27-inch Mid 2011 Technician Guide Service Manual | eBay
What to do with the 2 Thunderbolt 1 ports on 2011 iMac? | MacRumors Forums
Pardarsey 922-9941 All-in-One Kabel kompatibel mit Apple Thunderbolt Display 27" A1407 (Mitte 2011) : Amazon.de: Elektronik & Foto