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Ultrasound portable Fetal Doppler for baby heart rate measurement (FD-200B)
FD-200G ultrasonic fetal doppler meets the fetus daily check and routine examination at home, clinic, community and hospital.
Standard Configuration: Main body, Alkalinity battery, 2MHz probe
Options: Earphone, 3MHz probe, Carry bag
| Functions | FD-200D | FD-200C | FD-200B | FD-200 G |
| Doppler type | Continuous | Continuous | Continuous | Continuous |
| Display | B/W | Colour | B/W | Colour |
| Backlight | Yes | Yes | Yes | Yes |
| Build-in speaker | Yes | Yes | Yes | Yes |
| Various display modes | No | Yes | No | Yes |
| Volume adjust | Yes | Yes | Yes | Yes |
| Battery indicator | Yes | Yes | Yes | Yes |
| FHR display | Yes | Yes | Yes | Yes |
| FHR curve | No | Yes | No | Yes |
| Auto power off | Yes | Yes | Yes | Yes |
| Various work modes | Yes | Yes | Yes | Yes |
| Alkalinity battery | No | No | Yes | Yes |
| Ni-Mh battery | Yes | Yes | No | No |
| Charge in device | Yes | Yes | No | No |