- Combination adult chestpiece precisely machined to exacting tolerances from lightweight aluminum
- Extra large 1 3/8" diameter bell.
- Highly sensitive 13/4" diaphragm.
- Non-chill bell and diaphragm retaining rim for patient comfort.
Threaded chestpiece drum of chrome plated zinc permits the use of five interchangeable chestpiece fittings - an adult and pediatric diaphragm and three bells (11/4 1 3/4 ) - for complete diagnostic capability in most patients * Latex-free double tube configuration * Proprietary valve mechanism eliminates acoustic leakage * Adjustable chrome-plated brass binaurals * Complete with an accessory pouch containing the bell chestpieces chestpiece key 2 spare diaphragms one pair of mushroom eartips and one pair of silicon eartips * Inspected and packaged in the U.S.A. * Weighs 8 oz. * Overall length 30 * 5 Year Warranty