JVC EP-FX9MS-B replacement earpiece spiral dot 6 MS size black "Spiral dot" is adopted as the inner wall of the earpiece Dimples arranged in a spiral shape suppress noise contamination Replacement earpiece to achieve clear sound It can be used not only as a replacement but also as an option for improving sound quality Compatible models: HA-FX 1100, HA-FX 850, HA-FX 750, HA-FX 700, HA-FX 650, HP-FX 500, HA-FXT 200, HA-FXT 200 LTD, HA-FXT 100