Ultra sound frequency: 2.0MHz
Ultrasound intensity: 10mW/cm3 or less
FER Measuring Range: 50~240 bpm
Audible Output: 2.0W
Speaker: 2 inch by 5 inch, 4 ohm
Power requirement
- AC power: 90~250V, 50/60Hz(free voltage)
- DC power (12V recharging battery)
- Charging time: 8 hours
- Continuous operation: approx. 2 hour