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