User ManualTable of ContentsGetting started5Quick reference guide - headset5Headset lights5Headset alert tones7Quick reference guide - headset charger8Installation9Battery installation10Battery charging and connecting charger power11Add and register headsets12Register a headset to an AT&T DECT cordless telephone base13Replace a headset14Deregister all headsets from an AT&T DECT cordless telephone base14Headset attachments15Earbud15Over-the-ear hook16Over-the-head band19Behind-the-neck band21Appendix23Troubleshooting23Important safety information30Safety information30Especially about cordless headsets31Precautions for users of implanted cardiac pacemakers33Pacemaker patients33Maintenance34FCC Part 68 and ACTA35FCC Part 1537Limited warranty38Technical specifications42DECT 6.0 digital technology42Operating range42Extended range and clarity42Size: 4.27 MBPages: 43Language: EnglishOpen manual