private void usrRecAudio_Load(object sender, EventArgs e)
{
cmbInputDevices.DataSource = RecordWaveAudio.InputAudioDevices();
cmbInputDevices.SelectedIndex = 0;
}
private void button2_Click(object sender, EventArgs e)
{
comboBox1.DataSource = RecordWaveAudio.InputAudioDevices();
}