Sonotrax Basic A is a high performance model with FHR digital LCD back light display with 3 MHz waterproof probe. The Sonotrax Basic A model has audio output, which can be connected with earphone or recorder. As well, you can operate the unit with 4MHz or 8MHz probe for vascular diagnose. Comes with 3MHz Waterproof Probe.

Features:

• Ergonomic design, compact and light
• Easy-to-use
• Large backlight LCD display
• Accurate FHR detection with clear sound
• High sensitivity interchangeable probe
• Support 2MHZ,3MHZ,4MHZ,8MHZ waterproof probes
• Automatic and manual FHR Counting
• Long time continuous use (about 8h)
• Automatic power-off