Empatica - Model E4 - Medical-grade Biometrics Wearable Device
From Health Monitoring
The E4 is a medical-grade wearable device that offers real-time physiological data acquisition, enabling researchers to conduct in-depth analysis and visualization.
Achieve more with E4
CE-medical certified in the EU, pharmaceutical companies, government agencies, and research institutions are using the E4 in trials for collecting physiological data relevant to drug, healthcare, device, and algorithm development.
- Unobtrusive monitoring : Record in the lab or at home with no hassle
- Clinical quality observation : Obtain accurate and precise physiological data
- Your data anywhere : Easily access and view your raw data with our secure cloud platform
- Develop your own apps : Use our developer tools to build your own app and access real-time E4 data
E4 Ssensors
The E4 is equipped with sensors designed to gather high-quality data. It is the only wearable on the market to combine EDA and PPG sensors, simultaneously enabling the measurement of sympathetic nervous system activity and heart rate.
- PPG Sensor : Measures Blood Volume Pulse (BVP), from which heart rate variability can be derived
- 3-axis Accelerometer : Captures motion-based activity
- Event Mark Button : Tags events and link them to physiological signals
- EDA Sensor (GSR Sensor) : Measures the constantly fluctuating changes in certain electrical properties of the skin
- Infrared Thermopile : Reads peripheral skin temperature
- Internal Real-Time Clock : 5ppm high accuracy time reference
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