


Portable Professional Fetal Doppler Ultrasound for Baby Heartbeat Monitoring
SKU: UMY-US-003
Brand: Umy
MOQ: 1
Origin: China
Quick Info.
- SKU NO.: UMY-US-003
- Device Classification: Class Ⅱ
- Warranty: 1 Year
- Power Source: Electric
- Transport Package: Carton
- Origin: China
- Material: Metal, Plastic
- After-Sale Service: Online Technical Support
- Production Capacity: 800 Sets/Year
The Portable Professional Fetal Doppler Ultrasound is designed for accurate and non-invasive baby heartbeat monitoring during pregnancy. This compact device provides clear sound quality, allowing expectant parents and healthcare providers to hear the fetal heartbeat with ease. It is an essential tool for tracking the health of the baby, offering reassurance in every trimester. Lightweight and portable, it is perfect for both clinic use and at-home monitoring. Trusted by professionals, this fetal Doppler ensures reliable results, giving peace of mind throughout the pregnancy.
The Specific Parameters
ITEMS | PARAMETERS |
---|---|
Ultrasound Specifications | |
Operating Frequency | 3.0 MHz (2.5 MHz and 3 MHz optional, deviation ≤ ±5%) |
Comprehensive Sensitivity | ≥90 dB at 200 mm distance from probe surface |
Display Range | 50–210 bpm |
Error | ±2 bpm |
Ultrasound Output Power | <20 mW |
Coupling Agent Specifications | |
Skin Irritation | None |
Total Bacterial Count | <1000 units/g |
Pathogens | Faecal coliforms, pseudomonas rhamnosus, staphylococcus aureus: None |
Acoustic Properties | |
Sound Speed | 1520–1620 m/s |
Acoustic Impedance | 1.5–1.7 × 10⁶ Pa·s/m |
Acoustic Attenuation | <0.05 dB/(cm·MHz) |
Viscosity and pH | |
Viscosity | >15 Pa·s |
pH Value | 5.5–8 |
Safety and Intensity | |
Peak Negative Sound Pressure (P-) | <0.1 MPa |
Output Beam Intensity (Iob) | <10 mW/cm² |
Spatial-Peak Temporal-Average Intensity (ISPTA) | <100 mW/cm² |


