How to hook up Bose speaker to a duel deck

[montgibbs02]

Got one speaker Bose 10 hook up to a duel

 

[americanaudiophile]

Connect the audio output of the dual cassette deck (2 RCA jacks) to the aux input of the Bose (3.5mm stereo jack). One common cable is all you need
If they are not close enough then connect a bluetooth transmitter to the cassette deck and pair that with the Bose.