iMac 21.5″, A1311, EMC 2308, Late 2009. Features a dual core 3.06 GHz Intel Core 2 Duo processor. 4GB memory, 500 GB hard drive and a DVD-RW.
Standard are a iSight camera, built in stereo speakers, four USB 2.0 ports, a Firewire 800 port, AirPort Extreme, Gigabit Ethernet, an SD card slot as well as a Mini DisplayPort.
Currently running OS 10.11, El Capitan, but capable of running from OS 10.6 Snow Leopard to OS 10.13 High Sierra.
**Shown is one running Sierra** Happy to install the OS of your choice.
Looks and works great! Comes with a power cable.