Sonotech® 5W

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The Wireless Fetal Doppler Sonotech 5W is an advanced fetal heart rate monitoring device designed for accurate and convenient detection of fetal heart rate (FHR) during pregnancy examinations. Featuring high sensitivity, wireless probe technology, color display visualization, data memory, and intelligent alarm functions, it provides reliable fetal assessment for clinics, hospitals, and prenatal care applications.

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CE Marked

Not made with natural rubber latex

Made by ABS

All Meditech customers and healthcare professionals can submit equipment service tickets through the Customer Service Portal.

To receive two additional months of extended warranty, please register your product here.

To browse all support resources and contact information, please visit the Support Center.

Coming soon.

Product Features

Discover the advanced capabilities that set our products apart

High-sensitivity fetal Doppler for accurate fetal heart rate (FHR) detection.
Built-in memory stores historical FHR measurement records for review.
Customizable abnormal FHR range alarm for instant clinical alerts.
Large full-color display with real-time FHR and status indicators.
Displays wireless probe signal strength, FHR status, volume level, battery capacity, and memory usage.
Built-in 1.8W speaker with adjustable volume levels (0–6) for clear fetal heart sound output.
More than 30 hours continuous operation with 3 × AAA alkaline batteries.
Automatic shutdown after 2 minutes without signal to save power.
Compact and user-friendly design for hospitals, clinics, and prenatal care applications.

Product Specifications

Detailed technical specifications and performance parameters

Parameter	Specification

Device Type

Portable Fetal Doppler Monitor

Application

Suitable after 16 weeks of pregnancy

Anti-Electrical Shock Classification

Internal power supply

Applied Part Type

Type B

Waterproof Protection

IPX4

FHR Measuring Range

50–210 BPM

FHR Resolution

1 BPM

FHR Accuracy

±2 BPM

Probe Frequency

2.5 MHz ±10%

Ultrasound Output Power

<10 mW/cm²

Spatial Peak Sound Pressure

<0.1 MPa

Audio Sensitivity

≥90 dB

Main Unit Dimension

132 × 68 × 34 mm

Probe Dimension

Ø31 × 103 mm (Sonotech 5)

Probe Dimension (5W Model)

Ø32 × 120 mm

LCD Display Size

Ø38 mm

Weight

Approx. 200 g (including batteries)

Working Temperature

+5°C to +40°C

Working Humidity

≤80% RH

Atmospheric Pressure

70–106 kPa

Storage Temperature

-40°C to +55°C

Storage Humidity

≤90% RH

Storage Pressure

50–106 kPa

Host Battery

3 × AAA 1.5V batteries

Probe Battery

3.7V Lithium Polymer Battery

External Power Supply

USB 5V

Adapter Input

AC 100–240V, 50/60Hz

Adapter Output

DC 5V, 1000mA, 5VA

Related Accessories

Compatible accessories to extend functionality

tandard Accessories

Accessory	Quantity	Description
USB Wire	1 Pc	Used for Sonotech® 5: connecting the probe and fetal Doppler; Sonotech® 5W: charging the wireless probe
2.5 MHz Fetal Doppler Probe	1 Pc	High-sensitivity probe for fetal heart rate detection
Cleaning Cloth	1 Pc	For cleaning and maintenance
Audio Stereo Cable	1 Pc	For audio output connection

Optional Accessories

Accessory	Availability
Headphone	Optional
External Mini Speaker	Optional
Carry Case	Optional
Audio Smart Device Cable (Android / iOS)	Optional
AAA Battery	Optional
Rechargeable Battery	Optional
Charger (Panasonic)	Optional