Good working order with leads. Works with Tenor and Bass Trombone Upgraded earbuds to Sennheiser. Please study pics for condition
SB7X for Yamaha YAMAHA silent brass trumpet cornet
YAMAHA (YAMAHA) Silent Brass Personal Studios STJ comfortable sound
Yamaha YAMAHA silent brass horn for SB3X
vintage Yamaha silent brass SB7 system brass trumpet musical instrument (B13)
Yamaha Silent Brass Pickup Mute for EEb Tuba
