The MedaSonics® First Beat® Fetal Doppler System with heart rate display was specifically designed for early fetal detection. With the unique Early Detection Mode feature you can detect fetal life as early as 9 weeks. Additional features include a lock-on LCD display for fetal heart rate calculation and multiple listening configurations to suit individual preferences. The First Beat® Fetal Dopplers also feature:

• Detect fetal life early in pregnancy. Assess the rate and rhythm of the fetal heart.
• At the touch of a button you can detect fetal life at an early gestational age using Early Detection Mode.
• One Doppler provides you with the same sensitivity of both a 2-MHz and 3-MHz probe.
• Lock-on LCD display helps you confirm the fetal heart calculation.
• Multiple listening configurations suit individual preferences.