Due to State and Federal Law, we sell Syringes and Needles only to the Medical Facilities. Navy Blue * Two tunable diaphragms conveniently alternate between low and high frequency sounds without the need to turn over the chestpiece * Sold stainless steel chestpiece * 27" tubing * 2-in-1 tube design eliminates tube rubbing noise * Excellent acoustic seal and comfortable fit with patented Littmann Snap Tight soft-sealing eartips * Comfortably angled, anatomically correct headset * Patient-friendly, nonchill rim and diaphragm * 5 year warranty