public static void GetDeviceCaps (string deviceName, out int minFreq, out int maxFreq);


deviceNameThe name of the device.
minFreqReturns the minimum sampling frequency of the device.
maxFreqReturns the maximum sampling frequency of the device.


Get the frequency capabilities of a device.

Passing null or an empty string for the device name will select the default device. You can use the devices property to get a list of all available microphones.

When a value of zero is returned in the minFreq and maxFreq parameters, this indicates that the device supports any frequency.