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Telephone settings, Adjusting the ringer volume, Adjusting the ringer pitch – Siemens OptiPoint 410 User Manual

Page 29: Setting the volume of the alerting tone

Telephone settings, Adjusting the ringer volume, Adjusting the ringer pitch | Setting the volume of the alerting tone | Siemens OptiPoint 410 User Manual | Page 29 / 108 Telephone settings, Adjusting the ringer volume, Adjusting the ringer pitch | Setting the volume of the alerting tone | Siemens OptiPoint 410 User Manual | Page 29 / 108