Due to State and Federal Law, we sell Syringes and Needles only to the Medical Facilities. Carribean Blue 27" Tunable diaphragm conveniently alternates between low and high frequency sounds without the need to turn over the chestpiece * Excellent acoustic seal and comfortable fit with patented Snap Tight soft-sealing eartips * Comfortably angled, anatomically correct headset * Patient-friendly, nonchill rim and diaphragm * High performance, single lumen tubing in a range of attractive colors * 3 year warranty *