It's an ULTRASONIC microphone so we can hear the baby's heartbeat.
Meaning and definitions of ultrasonic, translation in Luxembourgish language for ultrasonic with similar and opposite words. Also find spoken pronunciation of ultrasonic in Luxembourgish and in English language.
What ultrasonic means in Luxembourgish, ultrasonic meaning in Luxembourgish, ultrasonic definition, examples and pronunciation of ultrasonic in Luxembourgish language.