ADC’s legendary Sprague with stealth black chrome for a striking appearance.
The 646ST features:
-Threaded chestpiece drum permits the use of five interchangeable chestpiece fittings - an adult and pediatric diaphragm, and three bells (1 1/4", 1", 3/4") - for complete diagnostic capability in most patients
-All metal parts finished in black chrome for a striking appearance
-Latex-free double tube configuration
-Proprietary valve mechanism eliminates acoustic leakage
-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
-Weighs 8 oz.
-Overall Length 30”
-Inspected and packaged in the U.S.A.