Unused CASIO Digital Horn Mouthpiece for DH-100 DH-200 DH-280 DH-800 DH-500 etc. For DH-100 DH-200 DH-280 DH-800 DH-500 etc. Genuine product. Although the mouthpiece has a protrusion on the connection part or doesn't, they are mutually compatible. This item was stored without packaging, so there are minor scratches, but it has not been used with a digital horn.