ATCOM A21 User Manual page 44

A2X(W)/A20LTE IP Phone User Manual
Conference
The 3-way conference will be setup by pressing the key "Conf" while on calling. For more info,
please refer to Chapter
The configuration item Label is a name to identify the key on LED, can be set as "conference".
Hold
The same feature as the key
The configuration item Label is a name to identify the key on LED, can be set as "hold".
DND
Press this key will switch on or switch off the feature of "DND".
The configuration item Label is a name to identify the key on LED, can be set as "DND".
Redial
The same feature as the key
The configuration item Label is a name to identify the key on LED, can be set as "redial".
Call return
Automatically dial the latest phone number in history.
The configuration item Label is a name to identify the key on LED, can be set as "return".
Call Pickup
Press this key to pick up if new incoming call to the monitored phone number.
ATCOM TECHNOLOGY CO., LIMITE
3.8。
.For more info, please refer to
.
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Chapter 3.5.