iMac Intel 27" EMC 2390 (Mid 2010) Adapters
Parts that work with iMac Intel 27" EMC 2390 (Mid 2010):
Apple USB Ethernet Adapter
Allows you to connect to the internet with an Ethernet cable via USB. Model A1277.
In July 2010, Apple updated the 27" iMac. Externally, the machine features edge-to-edge glass and an aluminum rear bezel. Internally, an LED display, 4 RAM slots (to upgrade to a maximum of 16 GB RAM for the Core i3 and 32 GB RAM with the Core i5 and Core i7), more powerful video processing, and faster processors.
Additionally, the 27" iMacs have the build-to-order option of a Quad Core i5 or i7 processors to give you the most powerful iMac experience yet!