If you are trying to connect a bluetooth transmitter to it then connect it to one of the front tape record outs.
If you are trying to connect a bluetooth receiver it can connect it to the front aux or tape playbacks.
There should be a mode that allows all four channels to work with a 2 channel input.
If you are trying to connect a bluetooth transmitter to it then connect it to one of the front tape record outs.
If you are trying to connect a bluetooth receiver it can connect it to the front aux or tape playbacks.
There should be a mode that allows all four channels to work with a 2 channel input.