Connected to the KENWOOD smart headset to adjust noise cancellation, external sound capture and sound equalizer. 
There are functions such as voice enhancement mode that can be enabled only with this app.
-Adjust the level Noise Canceling and Ambient Sound Capture .
 The functions and levels are switched as follows in order from the leftmost of the slide
 bar on the screen.
  Noise Cancelling High
  Noise Cancelling Medium
  Noise Cancelling Low
  Off
  Transparency Low
  Transparency Medium
  Transparency HIgh
   Voice enhancement mode Low
   Voice enhancement mode High
   (Voice enhancement mode is available when you turn on the feature in this app.)
-Sound EQ
  Set the equalizer for the music to be played.
  Select from Bass, Classic, Flat, Jazz, Pop, and Rock presets, or use Custom to 
  adjust the sound to your liking.
-Button configuration
  You can set the level of the mode function to switch with the button on the L side of  
 the WS-A1 or WS-A1G main unit.
  Noise cancellation High, Med, and Low.
  Ambient sound capture Low, Med and High.
  Voice enhancement mode Low and High.
-Battery level display
  The remaining battery level of the headset is displayed.
-Find a device
  Function to help you locate your headset when it is lost.
 When “LED” is selected, the LED on the headset starts flashing.
 When “BEEP” is selected, a beep sound is output from the speakers of the headset.
-LED
  Switch the LED display on and off of the headset.
  When set to "OFF", the LED does not light during normal use.