Baby Sound C1 Pocket Fetal Doppler is a hand-held fetal heart rate detecting device adopted Doppler theory. It can be used in hospital and clinic for daily self-check by pregnant woman. The device adopts color LCD screen of high resolution, which can display the fetal heartbeat waveform and calculate the FHR value to help doctors for diagnosis in time. Warranty period: 2 year For more information or to contact the sales specialist, click on WhatsApp