Motorola MD680 Series User Manual page 7

If these measures do not eliminate the interference, please consult
your dealer or an experienced radio/television technician for additional
suggestions. Also, the Federal Communications Commission has
prepared a helpful booklet, "How to Identify and Resolve Radio/TV
Interference Problems." This booklet is available from the U.S.
Government Printing Office, Washington, D.C. 20402. Please specify
stock number 004-000-00345-4 when ordering copies.
The FCC requires this product to be serviced only by Motorola or its
authorized service agents. Changes or modifications not expressly
approved by Motorola could void not only the user's authority to
operate the equipment, but also the limited warranty.
Hearing Aid Compatibility
This telephone system meets the FCC standards for hearing aid
compatibility.
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