COP-USA TBX-DVRWF - Manual (Page 29)

3.3.11 Audio Channel
【Channel Number】 Choose the channel no.
【Bits Width】 8bits / 16bits / 32bits optional.
【Sampling Rate 】 The effect will better with frequency increase.
【Compression】 Choose different mode to compress audio steam( about 10 tims).
Mark: Suggest keep the default setting in normal. Just click open talk back
function.
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