
Feature:
1).High sensitivity
2).Autocorrelation algorithm
3).Intelligent noise reduction
4).TFT or Led Color screen
5).removable battery or build in battery
6).automatic shut down
7) FHR values, bar graph and heartbeat waveform color display
8) Alarming in red when the FHR value is out of the normal range.
9) Probe falls off detection, battery status indication
10) Audio interface: Can be connected to other recording devices by recording cable, record fetal heart sound in real-time

SPECIFICATION
| Display: | LC or Digital LED |
| Work: | Transient |
| Keys: | "ON/OFF,Volume Add,Volume Dec" |
| Power: | DC 3.0V |
| Battery: | 2*AA Alkaline |
| Audio Socket: | ∮3.5mm |
| Display range: | 50~210bpm |
| Normal Range: | 110~160bpm |
| Auto Power Off: | Yes |
| Probe Dectect: | Yes |
| Customize: | |
| Bluetooth or Wifi | |
| LCD display or LED display | |
| Removable battery or build in battery | |
| Color box: | 154mm×108mm×59mm |
| Product weight: | 281g |
| Quantity | 30pcs/carton |
| Color Box: | 175mm×115m×55mm |
| Carton weight: | 8.99kg |
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