Dell PowerConnect RPS-60 Guide D'installation page 19

Class A ITE
This is a Class A product based on the standard of the Voluntary Control
Council for Interference (VCCI) for information technology equipment. If
this equipment is used in a domestic environment, radio disturbance may
arise. When such trouble occurs, the user may be required to take corrective
actions.
VCCI Class A ITE Regulatory Mark
If the regulatory label includes the following marking, your computer is a
Class A product:
VCCI
Class B ITE
This is a Class B product based on the standard of the Voluntary Control
Council for Interference (VCCI) for information technology equipment. If
this equipment is used near a radio or television receiver in a domestic
environment, it may cause radio interference. Install and use the equipment
according to the instruction manual.
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D e l l Po w er C on n e c t RP S - 6 0 S et up G u i d e