-2%
- The chestpiece features a tunable diaphragm and an open bell, allowing for excellent acoustic sensitivity to hear both high and low-frequency sounds.
- Adjust the pressure on the chest piece to alternate between high or low-frequency sounds.
- Non-chill rim and diaphragm provide additional comfort for patients during use.
Features:
- Ideal for use by GPs and hospitals
- Manometer housing brass chrome-plated
- Membrane-protecting 2-tube technology
- The display scale is 56mm in diameter
- Measuring accuracy over the total range: ± 3mmHg
- Screw valve for sensitive adjustment