9
Expansion Model
Ref
Component
Description
Barcode reader
(optional)
Scans and reads barcodes.
SIM card slot
(optional)
Accepts a SIM card for models having the WWAN
module.
NOTE:
The slot still exists but cannot be used for
models without the WWAN module.
Storage card
reader
Accepts an SD card for removable storage media.
Combo audio
connector
Connects a set of headphones or external speakers
with amplifier.
Supports a headset microphone with 4-pole TRRS
3.5mm jack.
PowerShare USB
2.0 port
Provides either of the below two functions
depending on your setting.
Charges a connected mobile device.
- or -
Functions as a standard USB 2.0 port (default
setting).
Optical disc drive
Reads or writes data to or from an optical disc.