BEC 9800VN, Руководство пользователя

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Device Configuration /
VoIP
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BEC 9800VN User Manual
Advanced
Advance section equipment the users with the ability to do some advanced settings to each phone port.
Go on to see.
Region: Select the exact region from the drop-down menu to adjust the phone custom in the exact
region, like ring tone, busy tone, dial tone, etc, as different regions may have different phone using
traditions. The setting is to be applied to both phone 1 and phone 2.
Phone: Select the phone 1 or Phone 2 to have the following configurations applied to the phone.
Silence Suppression (VAD): Enable to minimize the use of bandwidth by automatically decreasing
transmission of background noise when the device detects on voice input by the user on the phone.
Echo Cancellation: Enable to cancel echo for the other side in communication so as to make a clear
listening environment. In order to avoid the other side in communication hearing the echo, please
enable echo cancellation.
DTMF Transport Mode: Select the DTMF mode.
Listening Volume: Adjust the volume of listener, -6 to 6, from lowest to highest.
Speaking Volume: Adjust the volume of microphone; -6 to 6, from lowest to highest.