Yamaha Silent Brass SB7J Trumpet/Cornet System – Lightweight & Compact
Pickup Mute (PM7X). • I/O: Mute In, AUX In, PHONES (w/ mic), USB (micro-B). ・PM7X mute (for trumpet/cornet). ・Connection cable, earbuds with mic, USB (micro-B to A). (Use properly depending on the area.).