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Overview of the GN 9120 cordless headset solution, its components and benefits.
Steps for connecting the base unit, and initial battery charging process for the headset.
Details on the multifunction button, volume, tone, and microphone controls.
Instructions for changing headset wearing styles between headband and earhook.
Step-by-step guide for initiating, answering, and ending telephone calls.
How to join multiple headsets to a single telephone conversation.
Answers common user questions about dial tone, beeps, and audio issues.
Important guidelines for product operation, safety precautions, and environmental considerations.
Detailed steps for safely removing and replacing the headset's rechargeable battery.
Procedures for resetting headset settings and registering a new master headset.
Guidelines for cleaning the earcushion and earplate, and their replacement procedures.