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User’s manual
TL7700
DECT 6.0
accessory cordless headset
Table of contents
Getting started
Quick reference guide -
headset ......................................... 1
Headset lights ........................... 1
Headset alert tones ................ 3
Quick reference guide -
headset charger ....................... 4
Installation ...................................... 5
Battery installation ..................... 6
Battery charging and
connecting charger
power
... 7
Add and register headsets ..... 8
Register a headset to
an AT&T DECT cordless
telephone base ........................ 9
Replace a headset .....................10
Deregister all headsets from
an AT&T DECT cordless
telephone base ....................... 10
Headset attachments ...............11
Earbud ..........................................11
Over-the-ear hook .................12
Over-the-head band .............15
Behind-the-neck band .........17
Appendix
Troubleshooting ..........................19
Important safety
information ................................26
Safety information..................26
Especially about cordless
headsets .....................................27
Precautions for users
of implanted cardiac
pacemakers ...............................29
Pacemaker patients ...............29
Maintenance..................................30
FCC Part 68 and ACTA.............31
FCC Part 15 ...................................33
Limited warranty .........................34
Technical specifications ..........38
DECT 6.0 digital
technology .................................38
Operating range ......................38
Extended range
and clarity ..................................38