How do I ensure clear audio when I use my headset with mydesk phone?Ensure the Dial Tone Switch, microphone position, and microphonevolume are configured properly. Refer to the Quick Start Guide or usermanual for your Jabra device for specific instructions on how to adjustthese settings.1. Adjust the setting for Dial Tone Switch to match your phone. You canverify the correct settings for your desk phone by using the JabraCompatibility Guide. The following settings for Dial Tone Switch* willwork in most cases.Switch A: Avaya and most other phonesSwitch B: Cisco, Avaya Callmaster 5 and 6Switch C: Kirk DeltaSwitch D: TenovisSwitch E: InnovaphoneSwitch F: Other phonesSwitch G: Toshiba (most models), Dealerboards (most modelsincluding IPC and BT)*Switch options may vary depending on the product.2. Make sure the microphone is positioned close to your mouth tomaximize speech quality and the noise cancelling capabilities. If themicrophone is long enough, position it approximately 1 inch from yourmouth.3. The volume level of the headset microphone should approximatelymatch the audio level of your desk phone. Use the Microphone VolumeControl switch on the base to adjust the volume up or down as needed.23/11/2022 14:46/supportpages/jabra-pro-920/920-29-508-102/faq/b3bbaeff-974d-4ed0-9ef1-395f26e3d040Page 1 of 2