A:AnswerA 4K display is general a high resolution regardless of its size.but a Retina display’s resolution usually changes base on its size.This gives content incredible detail and dramaticaly improves your viewing expirience.
A:AnswerMy apologies. In my previous reply I neglected to mention that a keyboard comes with the unit. So, the accessories that come with the purchase are a mouse, a keyboard, and a lightning cable.
A:AnswerI purchased for $39.99 an LG USB CD/DVD player/recorder for my iMac and it works great. I'm pretty sure you can use any external USB CD player without compatibility isues.
