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