Digital Stethoscope Digital Steethscope

Instructions
CMS-M is a kind of multi-functional visual stethoscope It is added with collection ECG waveform function on the basis of the traditional medicinal stethoscope.It can display the heart rate, the pulse oxygen Saturation and pulse rate can also be monitored through SpO2 probe. The product is applicable for family, hospital, private Clinique, community medical treatment.etc.
Main features
Regular stethoscope
Compact and portable,easy to use
Display of ECG waveform, heart rate,SpO2 ,pulse rate ,pulse waveform
Adjustable screen contrast
Alarm for SpO2 and pulse rate exceeding limits
Low power consumption
Main Parameters
Heart Rate measuring range: 30bpm~300bpm ,Accuracy: ±2 bpm or ±2%(select
  larger)
SpO2 measuring range: 0%~100% (the resolution is 1%),Accuracy:
 70%~100% :±2% ,below 70% unspecified
Pulse Rate measuring range: 30bpm~250bpm,Accuracy: ±2 bpm or ±2%(select larger)
Resistance to surrounding light: The deviation between the value measured in
  condition of man-made light and indoor natural light and that of darkroom is less than ±1%.
Measurement Performance in Weak Filling Condition: SpO2 and pulse rate can be
  shown orrectly when pulse-filling ratio is 0.4%. SpO2 error is ± 4%, pulse rate error is ±2 bpm
  or±2% (select larger).
Display : 2.7" LCD
Power consumption:≤60mA
Voltage: DC 3.6 ~ 4.2V
Power Supply: 3.7V Lithium Battery
Battery working hour:It can last more than 20 hours when the power is full.
Safety Type:Internally powered equipment, B Type
Accessories
A User Manual
A power adapter
A data line
An oximeter probe (optional, BF applied part)
Physical Identity
Dimension: 87mm(L)×63mm(W)×19mm(H)
Weight: 180g