Audio Features
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Topic
Dual Headset Configuration
Dual Headset Configuration
The following table lists the parameter you can use to configure dual headset.
features.headset_training
It enables or disables the dual headset feature.
Note: It works only if “features.headset_mode.enable” is set to 1 (Enabled).
0-Disabled
1-Enabled, users can use two headsets on one phone. When the IP phone joins a call,
the users with the headset connected to the headset jack have a full-duplex
conversation, while the users with the headset connected to the handset jack are only
allowed to listen to.
Features->General Information->Dual-Headset
Acoustic Clarity Technology
To optimize the audio quality of your network, Yealink IP phones support the acoustic clarity technology:
Acoustic Echo Cancellation (AEC), Background Noise Suppression (BNS), Automatic Gain Control (AGC),
Voice Activity Detection (VAD), Comfort Noise Generation (CNG) and jitter buffer.
Topics
Acoustic Echo Cancellation (AEC)
Background Noise Suppression (BNS)
Automatic Gain Control (AGC)
Voice Activity Detection (VAD)
Comfort Noise Generation (CNG)
Jitter Buffer
Acoustic Echo Cancellation (AEC)
Yealink IP phones employ advanced AEC for hands-free operation. You can configure the AEC feature to
remove the echo of the local loudspeaker from the local microphone without removing the near-end
speech.
AEC is not normally required for calls via the handset. In some cases, where echo is experienced by the
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