Yes, the 2015 MacBook Air supports 4K displays at 60Hz | Ars Technica
Apple MacBook Pro with Retina Display (13-inch, 2015) review: Apple's 2015 MacBook Pro is still around for those who want fewer dongles - CNET
Apple's early 2015 MacBook Air confirmed to support 60Hz 4K external displays | AppleInsider
MacBook Pro - Wikipedia
Apple MacBook Air (2020) Review | PCMag
Yes, the 2015 MacBook Air supports 4K displays at 60Hz | Ars Technica
MacBook Pro 15" with Retina Display Running 3 External Displays
The Complete Guide to Buying an External Display for Your Mac
Macbook Air not detecting correct external display resolution - Ask Different
Apple MacBook Air (M2) review: What Apple has always wanted | Digital Trends
Best USB-C Display for Retina MacBook: EveryMac.com
How To Add A Second Screen To Your Mac, Connect A MacBook To A Monitor | Macworld
How to Show All Possible Screen Resolutions for a Display in Mac OS X | OSXDaily
How to Show All Possible Screen Resolutions for a Display in Mac OS X | OSXDaily
Apple MacBook Air 13 (2015) Notebook Review - NotebookCheck.net Reviews
OS X 10.10.3 brings enhanced 4K support (including 12-inch MacBook), adds 5K Dell for Mac Pro/iMac - 9to5Mac
What's the best way to connect an external monitor (Macbook Pro 2015)? | MacRumors Forums
Yes, the 2015 MacBook Air supports 4K displays at 60Hz | Ars Technica
MacBook (Retina, 12-inch, Early 2015) - Technical Specifications
display - My external monitor doesn't work at full resolution with my MacBook - Ask Different
display - How to view monitor refresh rate in macOS? - Ask Different
Yes, the 2015 MacBook Air supports 4K displays at 60Hz | Ars Technica
Here are the new MacBook Pro screen resolution options, native 2x Retina by default - 9to5Mac
