Android Question how record from blootooth mic

#Region  Project Attributes
    #ApplicationLabel: Audio Recording Sample
    #VersionCode: 1
    #VersionName:
    'SupportedOrientations possible values: unspecified, landscape or portrait.
    #SupportedOrientations: unspecified
    #CanInstallToExternalStorage: False
#End Region

#Region  Activity Attributes
    #FullScreen: False
    #IncludeTitle: True
#End Region

Sub Process_Globals
    'These global variables will be declared once when the application starts.
    'These variables can be accessed from all modules.
    Private timer1 As Timer
    Private ProcessStart As Long
    Private mp As MediaPlayer
    
    Dim recording As Boolean
    Private r As Reflector
    Dim mFileName As String = "1.wav"
    
End Sub

Sub Globals
    Dim btnStartRecording As Button
    Dim btnPlay As Button
    
    Dim Label1 As Label
    Dim Process As String
End Sub

Sub Activity_Create(FirstTime As Boolean)
    Activity.LoadLayout("1")
    If FirstTime Then
        mp.Initialize2("mp")
        StartServiceAt(AudioRecord,DateTime.Now,True)
    End If
End Sub

Sub Activity_Resume

End Sub

Sub Activity_Pause (UserClosed As Boolean)

End Sub

Sub Timer1_Tick
    Label1.Text = Process & ": " & _
        Round((DateTime.Now - ProcessStart) / DateTime.TicksPerSecond) & " seconds"
End Sub

Sub btnStartRecording_Click
    Process = "Recording"
    recording = True
    timer1.Initialize("timer1", 1000)
    ProcessStart = DateTime.Now
    timer1.Enabled = True
    Timer1_Tick
    btnPlay.Enabled = False
    StartBluetoothSco
    CallSub(AudioRecord,"btnStartRecording_Click")
End Sub

Sub btnStopRecording_Click
    recording = False
    timer1.Enabled = False
    btnPlay.Enabled = True
    Label1.Text = ""
    stopBluetoothSco
    CallSub(AudioRecord,"btnStopRecording_Click")
End Sub

Sub btnPlay_Click
    Process = "Playing"
    timer1.Initialize("timer1", 1000)
    ProcessStart = DateTime.Now
    timer1.Enabled = True
    btnStartRecording.Enabled = False
    
    mp.Load(File.DirRootExternal, mFileName)
    mp.Play
End Sub

Sub btnStopPlay_Click
    mp.Stop
    mp_Complete
End Sub

Sub mp_Complete
    Log("PlaybackComplete")
    timer1.Enabled = False
    btnStartRecording.Enabled = True
End Sub

Sub StartBluetoothSco()
   Dim r As Reflector

   r.Target = r.GetContext

   r.Target = r.RunMethod2("getSystemService", "audio", "java.lang.String")

   r.RunMethod("startBluetoothSco")

   Log("startBluetoothSco")

 

End Sub

Sub stopBluetoothSco()
 
    Dim r As Reflector
    r.Target = r.GetContext
    r.Target = r.RunMethod2("getSystemService", "audio", "java.lang.String")
    r.RunMethod("stopBluetoothSco")
    Log("stopBluetoothSco")

End Sub