For Computers Without Optical Drive; Display - Dell Inspiron 5575 Setup And Specifications

NOTE: Blu-ray support is only available in certain regions.
4 Security-cable slot (for Noble locks)
Connect a security cable to prevent unauthorized movement of your computer.

For computers without optical drive

1 SD-card slot
Reads from and writes to the SD card.
2 USB 2.0 port
Connect peripherals such as external storage devices and printers. Provides data
transfer speeds up to 480 Mbps.
3 Security-cable slot (for Noble locks)
Connect a security cable to prevent unauthorized movement of your computer.

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