Riester duplex aluminium adult stethoscope.
Considerably improved acoustics in all relevant frequency ranges.
Special membrane for perfect auscultation, 48mm circumference.
Bell 36mm circumference.
Chromium-plated binaural can be adjusted by 180 degrees
Soft replaceable ear tips with metal screw thread
Strong PVC Y-tube
Overall length 77cm
Supplied with a pair of replacement ear-tips and a replacement membrane.