HIGH ACOUSTIC SENSITIVITY: ADC’s AFD technology provides the acoustic response of a traditional bell and diaphragm in a convenient one-sided chestpiece.;light pressure for low, bell-type frequency; firm pressure for high, diaphragm-type frequency;oversized ovoid-shaped chestpiece enhances acoustic performance while improving ergonomics HIGH QUALITY MATERIALS: Sculpted chestpiece machined from zinc alloy plated with an attractive satin stainless finish. Clinician headset boasts reinforcing yoke molded into the flexible 22" [56 cm] PVC tubing. Tubing is soft and flexible and has been made without phthalates since 2014 HIGH COMFORT: Non-chill diaphragm retaining rim for patient comfort. Stainless-steel binaurals fixed at 15º angle for greater comfort (tactical model with aluminum binaurals). Adsoft Plus silicone eartips with new snap-on connection for the ultimate in wearing comfort and acoustic seal. Accessory kit with two pairs of spare Adsoft Plus eartips. DIMENSIONS: Weighs 5.4 oz [153 g], overall length 30" [76 cm] › See more product details