e-sax Alto Saxophone BESTBRASS Zen-On Current Retail Price: 55,000 yen (tax included) This is the well-known, authentic silencer for saxophones. This one is for alto saxophones. Operation has been confirmed. Earphones are not included. There are also some stains and scratches, so please check the photos before purchasing. (Pay particular attention to the dirt on the hand openings and inside.) - From the HP - The world's only authentic silencer for saxophones: e-Sax Reduces volume without compromising the sound quality Acoustic silencing method e-Sax employs an acoustic silencing method, allowing you to play in the same acoustic mode as a normal performance. In other words, while reducing the sound leakage to the outside to the level of a normal conversation (about -25dB), the sound of the instrument itself resonates efficiently inside the e-Sax. k019012c