| Ultrasound frequency | 2.5 MHz |
| FHR measurement range | 50 bpm ~ 240 bpm, Error ±1bpm |
| Device classification | Probe: IPX4 |
| Probes | |
| Ultrasound output power | ≤ 100 mW/cm2 |
| Display index | |
| Detection depth | |
| Doppler frequency | |
| Detection speed | |
| Scan speed | |
| Sensitivity at 200mm | |
| Spatial-peak temporal-peak acoustic pressure | |
| Transducer sensitivity | |
| Audio output | |
| Display | |
| Speaker | Audio jack : 3.5 mm |
| Input power | |
| Continuous work time (battery) | 8 hours |
| Power supply | |
| Battery | Ni-MH battery : 7.2 V Capacity : 850 mAh |
| Dimension | 168 × 89 × 36 mm |
| Weight | |
| Packaging Details |
✓ Pocket-sized design
✓ LED display screen
✓ Easy to clean probe
✓ Signal processing for noise reduction
✓ High sensitive probe
✓ Hi-fi speaker for optimized output
✓ Audio jack for earphone
✓ Auto power saver
✓ Alarms : High/Low FHR, low battery
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