Audio Settings - Vivotek IP7138 User Manual

Audio Settings

The Network Camera offers two inputs to capture audio - internal microphone or external microphone�
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 +12 db (most sensitive) ~ -34�5 db (least sensitive)�
External microphone input: Select the gain of the external audio input according to ambient conditions�
Audio type: Select audio codec AAC or GSM-AMR and the bit rate�
■ AAC provides good sound quality at the cost of higher bandwidth consumption. The bit rates are
selectable from:16Kbps, 32Kbps, 48Kbps, 64Kbps, 96Kbps and128Kbps�
■ GSM-ARM is designed to optimize speech quality and requires less bandwidth. The bit rates are
selectable at the following rates: 4�75Kbps, 5�15Kbps, 5�90Kbps, 6�7Kbps, 7�4Kbps, 7�95Kbps,
10�2Kbps and 12�2Kbps�
When completed with the settings on this page, click Save to enable the settings�
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User's Manual - 53