iMac (27-inch, Late 2013) - Technical Specifications
Amazon.com: Mini DisplayPort to HDMI Adapter for iMac Mid 2011(27-inch, 21.5 inches) Mini DP (Thunderbolt) to HDMI Adapter Compatible with MacBook Air/Pro, Microsoft Surface Pro/Dock, Projector and More 1-Pack : Electronics
Turn Your 27" iMac Into An Awesome Monitor - Stephen Foskett, Pack Rat
Is it possible to use a 27” mid 2011 iMac as an external monitor for the new M1 Mac Mini? : r/macmini
How to Connect a Mac to a TV with HDMI for Full Audio & Video Support | OSXDaily
Enable HDMI Audio & Toggle Sound Output from Mac OS X Quickly | OSXDaily
NewerTech Mini DisplayPort to HDMI Adapter for Mac
Amazon.com: AYA 10Ft (10 Feet) Mini DisplayPort/Thunderbolt to HDMI (HDTV, External Monitor) Male Cable w/Audio Output for MacBook Pro, Air, iMac : Electronics
How to turn a iMac Intel into an External Monitor - iFixit Repair Guide
The Ins and Outs of Your iMac's Target Display Mode
Using iMac As Monitor Requires Very Specific Cable | Cult of Mac
The 27-inch Apple iMac Review (2011)
NewerTech Mini DisplayPort to HDMI Adapter for Mac
How to Connect a Mac to a TV with HDMI for Full Audio & Video Support | OSXDaily