Already very popular in the UK, Sonotrax Fetal Dopplers are now available in North America and quickly becoming a favorite among Doctors and Midwive. Our Sonotrax fetal doppler is a high performance medical quality device that comes standard with a 2 or 3 waterproof probe and digital LCD display. It has three heart rate processing modes: real-time mode, averaged mode, and manual mode. The Sonotrax comes with a built-in audio output speaker as well as an audio output jack for earphones or to connect to your PC for recording purposes. Complete with a highly sensitive waterproof probe, the Sonotrax can detect a fetal heartbeat as early as 10-12 weeks. All our Sonotrax fetal dopplers come with 7 day return policy and 1 year warranty.