In order to use another microphone other than the built-in microphone on a Logitech webcam, you'll need to configure the new microphone to be your system's default.

To change the default microphone, first select your operating system:

• Windows XP
• Windows 7 and Vista

Windows XP

1. Click Start > Settings > Control Panel.
2. Click Sounds and Audio Devices.
3. Click the "Audio" tab.
4. Under Sound Recording, click the drop-down arrow to select your external microphone.

   

5. Click OK to save your changes.

Your external microphone is now the default for your operating system.

Windows 7 and Vista

1. Click Start > Control Panel > Hardware and Sound > Sound, and then click the Recording tab.
2. Select your external microphone.

   

3. Click Set Default, and then click OK.

Your external microphone is now the default for your operating system.