Dell OptiPlex GX240 - Manual (Page 247)

A d d i t i o n a l I n f o r m a t i o n 245
MIC Class A Regulatory Label
If the regulatory label includes the following marking, your computer is a
Class A product:
Class B Device
Please note that this device has been approved for nonbusiness purposes
and may be used in any environment, including residential areas.
MIC Class B Regulatory Label
If the regulatory label includes the following marking, your computer is a
Class B product.