ADC's ADSCOPE sprague features a patented valve mechanism that virtually eliminates acoustic leakage, chestpiece key to facilitate diaphragm replacement and gasket sealed system.
Features:
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Threaded chestpiece drum of chrome plated zinc allows the use of five interchangeable chestpiece fittings - an adult and paediatric diaphragm, and three bells for complete diagnostic capability in most patients
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Double tube configuration improves stereo separation
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Accessory kit contains bell chestpieces, spare diaphragms, 2 pair of eartips and chestpiece key