High sensitive ultrasound probe with optional frequency 2MHz, 2.5MHz or 3 MHz
Built-in speaker and output interface
Work modes: real-time, average, manual
Colorful LCD screen displays FHR value, fetal heart rate, battery status, voice volume.
Power off automatically.
8 adjustable output voice volume.

High sensitive ultrasound probe with optional frequency 2MHz, 2.5MHz or 3 MHz
Built-in speaker and output interface
Work modes: real-time, average, manual
Colorful LCD screen displays FHR value, fetal heart rate, battery status, voice volume.
Power off automatically.
8 adjustable output voice volume.