Anatomically designed headset is angled to meet the path of the ear canal. Dual sided chestpiece and floating diaphragm provides high acoustic sensitivity for listening to low (bell) and high frequency sounds. Tunable diaphragm responds with a simple pressure change to capture low and high-frequency sounds. Durable, latex-free design, variety of tube colors and chestpiece finishes and the length of tube is 27 inch. 3 year manufacturer’s warranty from the date of purchase.