1. Delicate appearance, compact design, and easy to carry.
2. Double-channel audio socket design enables it to provide synchronous audio
output signals, accessible for headphones or recording devices.
3. Separated loudspeaker design.
4. LCD display FHR clearly
5. Three modes to display FHR: real-time, an average of 10 seconds, and manual mode.
6. The high sensitive ultrasound probe can detect movement sounds of the fetal
cardiovascular wall at the 16th week of gestation.