Step 1 Open a web browser and type the IP address of the DCS-3220/DCS-3220G in the address bar. Press Enter.
Step 2 Enter your username and password. Click OK.
Step 3 Click the Advanced tab and then click Audio to the left.
Step 4 Choose one of the following transmission modes using the radio buttons:
- Full-duplex – Talk and listen simultaneously
- Half-duplex – Talk or listen, but not at the same time
- Simplex – Talk only
- Simplex – Listen only
- Disable – Disable audio
If you are experiencing problems with audio (i.e. audio is choppy), check Improve audio quality in low bandwidth environment using the check box.