Voice - ATCOM AT840 User Manual

AT840 Series User Manual
Do Not Disturb

When enable Do Not Disturb on the webpage or on the phone, all the incoming call will be no
answer, and Missed Call information will show on the LCD.
Block Call ID

When enable Block caller ID, AT840 will call others as anonymous.
Block Anc Call

When enable block anonymous call, AT840 will reject anonymous caller.
Auto Answer

When a call in coming, the phone will answer the call by handfree automatically.
Others

Define the Send key as # or *, press # or * after dial number, then number will be sent out
immediately.

5.4. Voice

Echo Cancellation

VAD：Select it or not to enable or disable VAD(Voice Active Detection). If enable VAD, G729

Payload length could not be set over 20ms.
NAM TRUONG GIANG
www.lapdattongdaidienthoai.com
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