D-Link DFE-690TXD User Manual page 51

You are cautioned that changes or modifications not expressly approved
authority to
by the party responsible for compliance could void your
operate the equipment.
This device complies with Part 15 of the FCC rules. Operation is subject
to the following two conditions: (1) This device may not cause harmful
interference, and (2) This device must accept any interference received,
including interference that may cause undesired operation.
CE Mark Warning
This is a Class B product. In a domestic environment, this product may
cause radio interference, in which case the user may be required to take
adequate measures.
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