The Edan SonoTrax SD3 Doppler allows for accurate FHR detection as early as 10 weeks
Features a backlit LCD Display
Built-in speaker
Choose between waterproof 3MHz and 2MHz probe
Handheld Doppler allows any user to comfortably hold the device while checking for the fetal heartbeat
The different modes allow you to use different intervals and time measurements for the FHR
Long life battery allows user 13 hours of continuous use or approximately a thousand 1 minute sessions
The Auto Shut Off feature turns unit off after 1 minute of no operation or no signal
Use the speaker with adjustable volume and/or listen through headphones
Can also use output for recording to your PC
Free carrying case included
1-year warranty