SD-card slot
Reads from and writes to the SD card.
Headset port
Connect headphones or a headset (headphone and microphone combo).
USB 2.0 port
Connect peripherals such as external storage devices and printers. Provides data transfer speeds up to 480 Mbps.
Optical drive (optional)
Reads from and writes to CDs and DVDs.
Optical-drive eject button
Press to open the optical drive tray.
Optical-drive emergency eject pinhole
Used to eject the optical-drive tray manually if the optical-drive eject button fails.
Security-cable slot (for Kensington locks)
Connect a security cable to prevent unauthorized movement of your computer.