20" iMac; manufactured in early 2009 and purchased (by me) new in 2011; 500 GB HD; 2.66 GHz Intel Core 2 Duo Processor; 8 GB 1067 MHz DDR3 RAM; running OS X Yosemite. Bluetooth Apple keyboard, Bluetooth Apple magic mouse and original packaging included. I purchased a new computer thru my work and no longer need this reliable workhorse.
Also selling a Brother MFC 7820N fax/scanner/printer for $150.
Purchase them both for $500.