Congratulations
on your purchase of this AT&T product. Before using this AT&T
product, please read the Important safety information on pages
44-48 of this manual. Please thoroughly read this user’s manual
for all the feature operations and troubleshooting information
necessary to install and operate your new AT&T product.
This telephone meets the California Energy Commission
regulations for energy consumption. Your telephone is set up to
comply with the energy-conserving standards right out of the
box. No further action is necessary.
Model name: Marathon™ (Headset and headset base)
Type: DECT 6.0 cordless headset
Serial number:
Purchase date:
Place of purchase:
Both the model and serial numbers of your AT&T product can be
found on the bottom of the headset base.
Save your sales receipt and original packaging in case it is
necessary to return your product for warranty service.
© 2016 Advanced American Telephones. All Rights Reserved. AT&T and
the AT&T logo are trademarks of AT&T Intellectual Property licensed to
Advanced American Telephones, San Antonio, TX 78219. Printed in China.
Marathon™ is a trademark of Headsets.com, licensed to Advanced American
Telephones.
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