Professional Dual-Frequency Stethoscope

Zinc alloy single-sided chestpiece with dual-frequency diaphragm. Specially designed membrane lock, within the chestpiece, alters the diaphragm to achieve dual-frequency. Hold the chestpiece to achieve low frequency response (similar to dual-sided bell chestpiece). Apply firm pressure to achieve high-frequency diaphragm response.

Zinc alloy single-sided chestpiece with dual-frequency diaphragm. Specially designed membrane lock, within the chestpiece, alters the diaphragm to achieve dual-frequency. Hold the chestpiece to achieve low frequency response (similar to dual-sided bell chestpiece). Apply firm pressure to achieve high-frequency diaphragm response. Features: Comfortable, non-chill ring Lightweight, steel binaurals with internal spring 22" latex-free Y-tubing Deluxe eartips Lifetime Warranty