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