Bidirectional Talk; Device-End To Pc-End; Pc-End To The Device-End - Dahua IPC-HF3500 Series User Manual

Figure 2-3

2.4 Bidirectional talk

2.4.1 Device-end to PC-end

Device Connection
Please connect the speaker or the MIC to the audio input port in the device rear panel. Then
connect the earphone to the audio output port in the PC.
Login the Web and then click the Audio button to enable the bidirectional talk function.
You can see the button becomes orange after you enabled the audio talk function.
Click Audio button again to stop the bidirectional talk function.
Listening Operation
At the device end, speak via the speaker or the pickup, and then you can get the audio from the
earphone or sound box at the pc-end.

2.4.2 PC-end to the Device-end

Device Connection
Connect the speaker or the MIC to the audio input port in the PC and then connect the earphone
to the audio output port in the device rear panel.
Login the Web and then click the Audio button to enable the bidirectional talk function.
You can see the button becomes orange after you enabled the audio talk function.
Click Audio button again to stop the bidirectional talk function.
Please note the listening operation is null during the bidirectional talk process.
Listening Operation
At the PC-end, speak via the speaker or the pickup, and then you can get the audio from the
earphone or sound box at the device-end.
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