Multi-functional visual stethoscope

• Operation of the product is simple and convenient.
• Light weight,small size,easy to carry.
• Low power consumption.

• Multi-function ,know more physiological information.
• Auscultation sound output
  ECG waveform display
  Heart rate display
  SpO2 monitor through connecting with an external oximeter probe
  SpO2 value display
  Pulse waveform ,pulse rate and bar graph display
  Pulse rate sound indication
  Battery power display
  Alarm function
  Background light setting
  Contrast value setting