Sonotrax 2Mhz/3Mhz/4Mhz/
8Mhz probe Frequency:3Mhz probeandinstruction-section {padding: 15px

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The 4 MHz as a vascular probe with the lowest frequency features the deepest penetration level and best suits for examining blood vessels

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Do not immerse it in water

4Mhz vascular probe

Sonotrax 2Mhz/3Mhz/4Mhz/<br>8Mhz probe Frequency:3Mhz probeandinstruction-section {padding: 15pxThese waterproof interchangeable probes work with all Edan Sonotrax fetal dopplers, we have 2Mhz probe, 3Mhz probe, 4Mhz vascular probe,8Mhz vascular probe. The 2Mhz 3Mhz probe could be used to hear your baby's heart beat. The 4Mhz 8Mhz probe are vascular Probe. If you want to hear your baby's sound movement, please choose 2Mhz 3Mhz probe. A 3MHz probe is recommended to detect a heart rate in early pregnancy (8 10 weeks gestation). A 3 MHz has also