The ADC 641 is one of the most enduring scope designs. The Sprague features 5 interchangeable fitting for unsurpassed versatility.The patented valve mechanism virtually eliminates acoustic leakage, and is gasket sealed for improved acoustics. The chest-piece “key” facilitates diaphragm replacement. The two tube design improves acoustic separation. Inspected and packaged in the U.S.A. Latex-free. Five year warranty.
Accessory pouch contains:
Two pair of ear-tips
Adult, pediatric and infant bell chest-piece fittings.