Datamax Label Printer Operator's Manual page 3

Agency Compliance and Approvals:
FCC:This device complies with Part 15 of FCC rules.
Note: This equipment has been tested and found to comply with
the limits for a Class A digital device, pursuant to Part 15
of the FCC Rules. These limits are designed to provide
reasonable protection against harmful interference when
the equipment is operated in a commercial environment.
This equipment generates, uses, and can radiate radio
frequency energy, and if not installed and used in
accordance with the instructions in this manual, it may
cause harmful interference to radio communications.
Operation of this equipment in a residential area is likely
to cause harmful interference in which case the user will
be required to correct the interference at his own
expense.