With audio/video module enabled, you can add webcam and voice chat feature in your chat room.

Enable video:
Only with this item checked can user use video.

Enable audio:
Only with this item checked can user use audio.

Need permission to watch video:
With this item unchecked, a user can view another user's video without permission.

Allow guest to use:
With this item checked, guest can use video feature.

Max video windows
This item defines the maximum video window number in a chat room.

Administrator needs permission to watch video
With this item unchecked, admin cannot view a user's video without his permission.

Admin: his video can be closed
With this item checked, a user can close an administrator's video.

Moderator needs permission to watch video
With this item unchecked, moderator can view a user's video without his permission.

Moderator: his video can be closed
With this item checked, a user can close a moderator's video.