User Manual
Table Of Contents
- Software Installation on page 10
- Revision History
- Overview
- Network Deployment
- Accessing the Network Camera
- Main Page
- Client Settings
- Configuration
- System > Homepage layout 
- System > Logs 
- System > Parameters 
- System > Maintenance
- Media > Image 
- Media > Video
- Media > Audio
- Network > General settings
- Network > Streaming protocols
- Network > QoS (Quality of Service)
- Network > SNMP (Simple Network Management Protocol)
- Network > FTP
- Security > User accounts
- Security > HTTPS (Hypertext Transfer Protocol over SSL)
- Security > Access List 
- Security > IEEE 802.1x
- PTZ > PTZ settings
- Event > Event settings 
- Applications > Motion detection
- Applications > Tampering detection
- Applications > Audio detection
- Applications > Package management - a.k.a., VADP (VIVOTEK Application Development Platform)
- Recording > Recording settings 
- Appendix
VIVOTEK
User's Manual - 65
Media > Audio
Audio Settings
Mute: Select this option to disable audio transmission from the Network Camera to all clients. Note that
if muted, no audio data will be transmitted even if audio transmission is enabled on the Client Settings
page. In that case, the following message is displayed:
External microphone input: Select the gain of the external audio input according to ambient conditions.
Adjust the gain from +21 db (most sensitive) or -33 db (least sensitive).
Audio type: Select audio codec and the sampling bit rate .
■ G.711 also provides good sound quality and requires about 64Kbps. Select pcmu (μ-Law) or pcma
(A-Law) mode.
■ G.726 is a speech codec standard covering voice transmission at rates of 16, 24, 32, and 40kbit/s.
When completed with the settings on this page, click Save to enable the settings.