VP3302 IP Phone User Manual
4.3.2 Voice
Adjusts the volume of the receiving voice.
4.3.2.2 CodecTxGain –
Adjusts the output voice volume.
4.3.2.3 Ring Type –
Adjust the ring type (ring pattern) of an incoming call.
4.3.2.4 RTPLowBW –
This ability improves voice quality of the transmited direction if the
internet bandwith is not sufficient by decreasing the voice packet
bandwidth.
4.3.2.5 Jitter Buffering –
T
4.3
4
o
t
4.3.2.1 Ring/handset/handfree Volume –
his adjusts the jitter buffering ability of receiving voice packets from
the normal 150ms to 400ms. In some specific internet connections, the
traffic arrives with large jitter, i.e. bad voice quality. You can improve
the voice quality by enabling the “Jitter Buffering” function.
.3 Others
.3.3.1 VAD –
Voice Activity Detection, the IP Phone will detect if the user is talking
r not, and avoid sending voice packets when the user is silent to decrease
he bandwidth requirement.
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