Combination adult size chest piece precisely machined to exacting tolerances from surgical stainless steel, extra large bell (1-3/8 inches diameter) For Unsurpassed Low Frequency Response and ultra-sensitive Diaphragm (1-7/8 inches diameter) For Greater amplification and crisper high frequency response, non chill bell and diaphragm retaining rims for patient comfort, stainless steel binaural with double leaf internal spring fixed at 15 degree angle for greater comfort and reinforcing yoke molded into flexible 22 inches pvc Y-tubing, inspected in the USA
Trustpilot
2 months ago
2 weeks ago
