D'Addario Classic Series Patch Cable, Right to Right, 6 inches (0.5 feet), 3 pack Double Bass Bows HEADPHONE JACK: 1/8″ headphone jack

HEADPHONE JACK: 1/8″ headphone jack for silent practice and self-monitoring

This part has been discontinued by Yamaha

Perfect as a "boost" pedal for solos

back-pack straps

Best of all

D'Addario Classic Series Patch Cable, Right to Right, 6 inches (0.5 feet), 3 pack Double Bass Bows HEADPHONE JACK: 1/8″ headphone jackConnect your floor effects pedals neatly and conveniently with Planet Waves Classic 6 inch patch cables, 3 to a pack. In=Out Technology: Low capacitance for pure signal transparency Molded plugs offer protection and strain relief Shielding provides noise rejection for quiet operation Straight to straight 1 4 inch plugs for standard input jacks 2 year warranty