“Perfect tool for easy ECG recording” ECG sampling up to 250Hz (adjustable) HRV: 1000Hz sampling 3D acceleration (activity): sampling up to 50Hz (adjustable) ADC Precision: 14 bit Memory capacity: 10-15 days recording Recharging time: ca. 1 hour micro-USB download Data formats: ASCII, EDF (European Data Format) Most popular fields of use for Faros 90° include occupational health, cardiology, research, physiotherapy, lifestyle coaching and professional sports.