Yes, the 2015 MacBook Air supports 4K displays at 60Hz | Ars Technica
Apple MacBook Air (13-inch, 2015) review: Apple's most affordable MacBook - CNET
![Apple Macbook 12" EARLY 2015 RETINA 1.1 GHz Intel CORE M 256GB, 8GB! Gold. Mint! | eBay](https://i.ebayimg.com/images/g/-dgAAOSwC~Zexc1m/s-l1600.jpg "Apple Macbook 12" EARLY 2015 RETINA 1.1 GHz Intel CORE M 256GB, 8GB! Gold. Mint! | eBay")
Apple Macbook 12" EARLY 2015 RETINA 1.1 GHz Intel CORE M 256GB, 8GB! Gold. Mint! | eBay
Apple MacBook Pro 13in (Retina Early 2015) - Core i5 2.7GHz, 8GB RAM, 128GB SSD (Renewed) : Amazon.co.uk: Computers & Accessories
MacBook (Retina, 12-inch, Early 2015) - Technical Specifications
2015 MacBook Review | TechCrunch
MacBook Pro 13-inch with Retina display (early 2015) review | TechRadar
Identify your MacBook Pro model - Apple Support
2015 13-inch MacBook Pro With Retina Display Review | TechCrunch
12-inch MacBook - Wikipedia
Apple MacBook (12-inch, 2015) review: A minimalist MacBook that proves less can be more - CNET
Apple 12-inch MacBook review (2016) | Macworld
New 12-in MacBook vs. 11-in MacBook Air (2015)
How-To: Decode Apple's Tech Specs pages before buying a new Mac, Part 2 - 9to5Mac
Identify your MacBook Pro model - Apple Support
Apple 14 Inch MacBook Pro Review: A Near-Perfect Photo and Video Powerhouse - Photography Life
Apple MacBook 2015 review | Stuff
Apple MacBook 12 (Early 2015) 1.1 GHz - Notebookcheck.net External Reviews
MacBook (12-inch, 2015) Review | Trusted Reviews
