Congratulations
on your purchase of this AT&T product. Before using this AT&T product, 
please read the Important safety information section on pages 200-202  
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. You can also visit our website at  
www.telephones.att.com  or call  1 (800) 222-3111.  In Canada, dial  
1 (866) 288-4268.
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.
This telephone system is compatible with certain AT&T DECT 6.0 cordless headsets 
and speakerphones. Visit www.telephones.att.com/accessories for a list 
of compatible cordless headsets and speakerphones.
Model number:  CLP99287 (two handsets) 
    CLP99387 (three handsets) 
    CLP99457/CLP99487 (four handsets) 
    CLP99547/CLP99557/CLP99587 (five handsets)
Type:   DECT 6.0 cordless telephone/answering system with  
    BLUETOOTH® wireless technology
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 telephone base. 
Save your sales receipt and original packaging in case it is necessary to return 
your telephone for warranty service. 
© 2017 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.
Telephones identied with this logo have reduced noise and interference when 
used with most T-coil equipped hearing aids and cochlear implants. The TIA-1083 
Compliant Logo is a trademark of the Telecommunications Industry Association. 
Used under license.
The Bluetooth® word mark and logos are owned by Bluetooth SIG, Inc. and any use of such marks 
by Advanced American Telephones and its parent, VTech Holdings Limited, is under license. 
VTech Holdings Limited is a member of Bluetooth SIG, Inc. Other trademarks and trade names 
are those of their respective owners.
The ENERGY STAR® program (www.energystar.gov) recognizes and encourages the 
use of products that save energy and help protect our environment. We are proud 
to mark this product with the ENERGY STAR® label indicating it meets the latest 
energy eciency guidelines.