Fits Yamaha: 16 ohm for PSD-2002, PSD-2002-16, PSD2002, PSD2002-16, PSD-2002S, PSD-2002S-16, PSD2002S, PSD2002S-16, JAY-2061, JAY2061, JA2061, JA-2061, S112, S115, S115MT, SM15, SM-15, S20X, and more!