E4 wristband, Real-time physiological signals

The E4 is a medical-grade wearable device that offers real-time physiological data acquisition and streaming.

E4 Realtime 1.1 Free Download

Sensors, Free Full-Text

Validity of the Empatica E4 Wristband to Measure Heart Rate Variability (HRV) Parameters: a Comparison to Electrocardiography (ECG)

Smartwatches in healthcare medicine: assistance and monitoring; a scoping review, BMC Medical Informatics and Decision Making

A physiological signal database of children with different special needs for stress recognition

Sensors, Free Full-Text

Evaluating physiological signal salience for estimating metabolic energy cost from wearable sensors

E4 wristband technical specifications – Empatica Support

E4 realtime – Apps on Google Play