Jody Jazz DV HR Tenor Saxophone MouthpieceThe DV HR Tenor is a fun and exciting mouthpiece from the moment you play it. It will give you an effortless response that delivers shimmering highs and booming lows. You will be able to scream, cry and soothe with this versatile mouthpiece. Secrets of the DV HR Tenor Saxophone Mouthpiece The DV HR Tenor uses the patented DV secondary window to add mid and low harmonics, resulting in a more authoritative tone than normal tenor sax mouthpieces provide.