Intermec 680X Reference Manual page 38

SECTION 1
The user never has to send the printer back to the
manufacturer for updates. Flash memory also means that
the print speed is fast. The printer never has to wait for a
computer to send graphics.
"
Configurations.
"
Linerless Labels: The entire 680x series of portable
printers offer "linerless" label capabilities. Linerless
labels are labels without peel--off backing. They save
labor costs, because workers can apply them as they
come out of the printer.
Intermec Portable Printers Technical Reference Manual
General Information
1-27