Akuvox E21 Series - 2 Daily Use; Making a Call; Receiving a Call

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2. Daily Use
2.1. Making a Call
Press the call button to call out the predefined number or IP address
and if LED turns green, it means the call has been answered.
Note: Please refer to chapter 3.4.2 about push button setting.
2.2. Receiving a Call
User can use IP phone or indoor monitor to call E21V and E21A will
answer it automatically by default. If user disable auto answer,
pressing button to answer incoming call.
E21V
E21A