The Duplex-Family from Riester. The Duplex-stethoscopes from Riester impress through first-class quality at an attractive price. They offer practical solutions for the daily challenges encountered in office practices and hospitals. Considerably improved acoustic performance.
Precision double chest-piece for perfect auscultation, with Riester special membranes and bells.
Matt chromium-plated binaural, which can be adjusted by turning. With external spring.
Soft, replaceable ear-tips with metal screw thread for comfortable and effective sealing of the external auditory canal.
Strong Y-tube made of PVC to shield against undesired stray sounds.
Double-headed chest-piece available in specially lightweight aluminium, galvanized.
Special membrane for perfect auscultation, Ø 48 mm, with particularly flat and soft non-chill rims for improved adaptation on the skin.
Bell, Ø 36 mm.
Overall length: 77 cm.
Duplex is supplied with a pair of replacement ear-tips and a replacement membrane.
Frequency Analysis 20 Hz – 100 Hz max. 3.6 dB at 100 Hz 100 Hz – 1,500 Hz max. 21.7 dB at 300 Hz