? Distinctive molded resin animal face chestpiece optimally sized (1_?) for pediatric use Multi-frequency design switches between bell-like low frequency and diaphragm-like high frequency performance simply by altering pressure Non-chill bell and diaphragm retaining rim for patient comfort Clinical headset boasts reinforcing yoke molded into the flexible 22" PVC tubingLightweight aluminum binaurals in matching satin finish Adsoft threaded PVC eartips for the ultimate in wearing comfort and acoustic seal 7 interchangeable animal face snap-ons included: Panda, Frog, Koala, Deer, Monkey, Tiger, Bear Weighs: 3 oz Overall length 30" 5 year Warranty