using System;
using System.Drawing;

public static class VoiceBotScript
{
  public static void Run(IntPtr windowHandle)
  {
     // Play/Pause Media Key
     BFS.Input.SendKeys("{VK_179}");

     // Or if you want stop, comment previous line and use next

     // Stop Media Key
     BFS.Input.SendKeys("{VK_178}");
  }
}