Sonoline A Pocket Fetal Doppler being a handheld obstetrical unit is widely used in clinics, hospitals and even in the homes of pregnant women. This high performance model with its efficiency can produce accurate readings of fetal heart beats and present them on the high quality LCD screen. The device comes in three work modes like the real-time FHR display mode, averaged FHR display mode, and manual mode. The audio readings can be recorded or observed through the earphones. The user-friendly interface is simple and easy to use with a variety of functions like power button, mode button, volume control, LCD display, speaker and earphone jack.