IPCCameraConfigAudio

Parameter	Function
AudioIn Type	Two modes to select: LineIn, Mic. Device needs to connect external audio input source under LineIn mode, and it doesn’t need to connect external audio input source under Mic mode.
Sampling Frequency	Sampling frequency support two modes which are 8K and 16K. Default is 8K.
Microphone Volume	Adjust microphone volume from 0～100. Note:Supported by some devices.
Speaker Volume	Adjust speaker volume from 0～100. Note:Supported by some devices.
Audio enable	Check Enable: the stream is A/V composite stream, otherwise it contains video only. Audio is available only when this function is enabled.
Encode mode	The encode mode of the main stream and extra stream include G.711A, G.711Mu and ACC. The default mode is G.711A. The setup here is for audio encode mode and the bidirectional talk encode both.

Audio management currently supports PCM format to record and PCM, wav two forms to upload，and can select an audio file for the audio alarm linkage.

Download Alarm Audio

1. Use the left mouse button to click the hollow circle in the “choice” column on the left, and shows ，which means effective choice of alarm audio.

2. Use the right mouse button to click ，select “save target as” to download.