AudioCodes 450HD - Figure 7-28: Primary Device: Speaker; Figure 7-29: Primary Device: Headset

450HD IP Phone
User's Manual 124 Document #: LTRT-14820
Figure 7-28: Primary Device: Speaker
Figure 7-29: Primary Device: Headset
 To switch primary device:

In a Skype for Business call, click the Call Control icon and select Devices.