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YWH100 IP Phone User manual V1.38
(4)Audio settings
Fig 11 Audio Setting Page
●audio type: Set audio type of the phone by selecting item from drop down list. The
options are g729， g7231， g711u， g711a and auto. "auto" is suggested, since when "auto"
is selected, IP phone will negotiate with system about which algorithm to use and be able
to communicate with more terminals and systems.
●audio frame: Set audio frames in RTP package. With G723 audio codec used, set it as
1; with G729 audio codes used, set it as 2. Minimum is 1 and maximum is 8.
●g.723.1 high rate: With g.723.1 selected in audio type dropdown list, enable/disable
g.723.1 high rate by checking/ unchecking this option.
●vad: Enable/disable VAD (voice activity detection) by checking/ unchecking this box.
●agc: Enable/disable AGC by checking/unchecking this box.
●aec: Enable/disable VEC by checking/unchecking this box.
●handset in: Drag the slider to adjust the volume of handset input. Drag it to the left to
reduce the volume; while drag it to the right to increase the volume.
●handset out: Drag the slider to adjust the volume of handset output. Drag it to the left
to reduce the volume; while drag it to the right to increase the volume.
●speaker out: Drag the slider to adjust the volume of handfree output. Drag it to the left
to reduce the volume; while drag it to the right to increase the volume.
(5)Other settings
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