VIVOTEK IP8162 사용자 설명서

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User's Manual - 53  
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:
Internal microphone input gain: Select the gain of the internal audio input according to ambient 
conditions. Adjust the gain from +21 db (most sensitive) ~ -33 db (least sensitive).
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 AAC or GSM-AMR and the bit rate  Advanced Mode �
■ AAC provides good sound quality at the cost of higher bandwidth consumption. The bit rates are 
selectable from: 16Kbps, 32Kbps, 48Kbps, 64Kbps, 96Kbps, and 128Kbps.
■ GSM-ARM is designed to optimize speech quality and requires less bandwidth. The bit rates are 
selectable from: 4.75Kbps, 5.15Kbps, 5.90Kbps, 6.7Kbps, 7.4Kbps, 7.95Kbps, 10.2Kbps, and 
12�2Kbps�
■ G.711 also provides good sound quality and requires about 64Kbps. Select pcmu (μ-Law) or 
pcma (A-Law) mode�
When completed with the settings on this page, click 
Save to enable the settings�
NOTE
► The Network Camera offers two inputs to capture audio - internal microphone or external 
microphone� The internal/external microphone switch is located on the back panel of the 
Network Camera�
NOTE: