Vivotek IP8151 manual Audio Settings

VIVOTEK

Audio Settings

Mute: Select this option to disable audio transmission from the Network Camera to all clients� Note that if mute mode is turned on, 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.

User's Manual - 67