VIEWSONIC VNB141 VS13235 - Manual (Page 16)

ViewSonic VNB141 9
1.2.3 USB 2.0
USB is a peripheral expansion standard that supports data-transfer rates
up to 480 Mbps. USB peripherals has a single standard for cables and
connectors. You can install and remove USB devices while the computer is
on. This is called “hot swapping”.
1.2.4 ODD (Green)
The optical disc drive provides a means for you to import/export data
into/from your notebook. Depending on the configuration of your
notebook, you may either be able to record or play CDs/DVDs.