Audio Features
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Audio Features
This chapter describes the audio sound quality features and options you can configure for the IP phone.
Topics
Alert Tone
Touch Tone
Ring Tones
Distinctive Ring Tones
Ringer Device
Audio Volume
Tones
Audio Codecs
Packetization Time (PTime)
Early Media
Headset Prior
Dual Headset
Acoustic Clarity Technology
DTMF
Voice Quality Monitoring (VQM)
Alert Tone
You can configure the following audio alert for the phone:
l Redial tone: allow IP phones to continue to play the dial tone after inputting the preset numbers on the dialing
screen.
l Voice mail tone: allow the IP phone to play a warning tone when receiving a new voice mail. You can customize the
warning tone or select specialized tone sets (vary from country to country) for your IP phone.
l Send tone: allow the IP phone to play a key tone when you press the send key. It works only if the key tone is
enabled.
l Dial tone: allow the IP phone to play a specific dial tone for a specified time.
l Key tone: allow the IP phone to play a key tone when you press any key.
Topic
Alert Tone Configuration
Alert Tone Configuration
The following table lists the parameters you can use to configure the alert tone.
Parameter features.redial_tone <y0000000000xx>.cfg
Description
It configures that after you enter a specific number on the dialing screen, the IP phone will replay the dial
tone.
Example:
features.redial_tone = 123
The IP phone will continue to play the dial tone after inputting “123” on the dialing screen.
Permitted
Integer within 6 digits
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