Apple iMac (Early 2009) - Manual (Page 21)

Chapter 2 Life with Your iMac 21
Built-in microphone
Capture sounds directly on your iMac or talk with friends live over broadband
using the included iChat application.
Camera indicator light
The camera indicator light glows when the iSight camera is operating.
Slot-loading SuperDrive
This slot-loading optical drive reads and writes to standard-size CDs and DVDs,
including DVD±R, DVD±RW, and DVD±R Double Layer (DL) discs.
Built-in iSight camera
Videoconference with friends and family over broadband using the iChat AV
application, snap pictures with the Photo Booth application, or capture video
with iMovie.
Apple Keyboard
Use the function keys to work efficiently.
Apple Mouse
Use the programmable, multibutton mouse with its innovative scroll ball to click,
squeeze, and scroll through documents, web pages, and other content.