Duplex de luxe baby Stethoscopes Riester

he quality stethoscope duplex® de luxe baby has been developed specially for babies and children. The precision finishing of the double-headed chest-piece guarantees high acoustic performance.   Precision double-headed chest-piece made of stainless steel. Special membranes, Ø 36 mm, with particularly flat and soft non-chill rims for improved adaptation on the skin. Bell, Ø 28 mm. Overall length: 76, 5 cm. duplex® de luxe baby is supplied with two pairs of replacement ear-tips, a replacement membrane each and a name plate. duplex® de luxe baby: Frequency analysis 20 Hz – 100 Hz max. 3.85 dB at 100 Hz 100 Hz – 1, 500 Hz max. 14.3 dB at 300 Hz