CE CMS-VESD CONTEC Visual Electronic Stethoscope,ECG,PR,SPO2 Probe,PC Software

Instructions
CMS-VESD is a kind of multi-functional visual stethoscope.It integrates the functions of auscultation,ECG collection,SpO2 and PR inspection. The product is applicable for family, hospital, private Clinique, community medical treatment.etc.
Main features
?Compact and portable,easy to use
?Display of ECG waveform, heart rate,SpO2 ,pulse rate ,pulse waveform 
?Earphone output and 16 steps volume adjustable
?Alarm for SpO2 and pulse rate exceeding limits
?Real-time detecting, TF card data record and review
?Real-time clock
?Recorded data can be transferred to a PC
?PC analysis software
?Low power consumption
Main Parameters
?Stethoscope?(electronic sensor ,three Stethoscope modes),
    Heart:20?230Hz,Lung:100?800Hz,H&L:20?800Hz
?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 the 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 : 2.4" color LCD 
?Power consumption:?120mA
?Voltage:DC 3.6 ~ 4.2V
?Power Supply: 3.7V Lithium Battery   
?Battery working hour:It can last more than 7 hours when the power is full.
?  Safety Type: Internally powered equipment?B Type
Accessories
?An User Manual
?An Earphone
?A Power adapter
?A data line
?An oximeter probe  (optional, BF applied part )
?A CD(PC software)