iMac is a complete, high-performance all-in-one computer. It features 21.5- and 27-inch LED-backlit 16:9 widescreen displays, plenty of memory and storage, and all the essentials are built in, such as high-quality speakers, an iSight camera and microphone, SD card slot, Bluetooth, and wireless networking. It comes standard with the Apple Wireless Keyboard and new wireless Magic Mouse.