The SonoTrax Ultrasonic Pocket Doppler is a great affordable alternative to more expensive units on the market. Great features like high fidelity sound and sensitivity, recording options and a long lasting rechargeable battery will make this doppler a valuable examination devise. Don’t worry if you get busy and leave it turned on, it has an automatic power-off mode!
Very easy to use
Light and compact design
Built-in audio recorder
Great backlight LCD monitor display
Accurate fetal heart detection with high-fidelity sound
Supports 2,3,4,8MHz waterproof probes
Both automatic and manual counting of FHR
Optional rechargeable battery.