Product Description<br />This AngelSounds Fetal Doppler JPD-100S(mini) can detect the Fetal Heart Rate. Connect the headset allows for hearing the sound of the fetal heartbeat. You can count the fetal heartbeat rate when listening. This device normally is applied to 12 weeks gestation or later、 difference in pregnant mater.<br /> <br />Feature<br />- All to one integrated design、small beautiful appearance <br />- Light in weight、 portable to carry、 easy operation<br />- Mainly used to detect the fetal heartbeat rate (FHR) and the sound of the fetal heartbeat.<br />- The probe taking the principal of fetal ultrasound to collect the fetal heart beat signals of fetus<br />- Strong ability of processing fetal heart signals <br />- Invulnerable to outside interference<br />- Power with 9V dry battery<br /> <br />Function<br />- Acquire the fetal heartbeat signals from fetus、 broadcast the fetal heartbeat sound through headphones or out with loudspeaker<br />- Can be used singly and also transmit the fetal heart signal to the Remote Central Monitoring System in hospital through ordinary monitoring telephone to provide diagnosis for doctors、 enjoying the hospital experts diagnostic services at home.<br />- Can transmit the real-time sound of fetal heartbeat to the computer saving for memory by specialized data lines<br /> <br />Specification<br />- Working mode: Continuous wave Doppler<br />- Ultrasonic emitting frequency: 3MHz<br />- Ultrasonic emitting power: <10mW/cm2<br />- Overall sensitivity at the distances 200mm from the face of the probe<br />- Stand-by time: >4 hours<br />- Suitable gestation: 12 gestational weeks or later、 difference in pregnant mater<br />- Power: 9V DC alkaline battery<br />- Operating temperature: 5 - 40▲C<br />- Operating humidity: 0 - 80%RH、 non-condensing<br /> <br />Packing List:<br />- 1 x Fetal Doppler  (without battery)<br />- 1 x Headset<br />- 1 x Line-in Cable<br />- 1 x English user's manual