... Device Heart Rate Detector Product Description Pocket is a heart rate detecting device adopt...
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...pregnant women, enlarge the signals, and output them from earphones so as to calculate the value of heart rate. 1) Delicate and compact desig...
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... rate and listen to heart sound. Application Scope The device is a obstetrical unit used for detecting heart beat sound In ho...
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... Knowledge point A is a ultrasound transducer used to detect the heartbeat for prenatal...
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