Developed and manufactured in Germany. The #1 choice of stethoscopes among physicians in Europe!

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.

Latex-free.

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