| Code | Variable Name | Description | Sampling Frequency (Hz) | Units |
| EDA | Electrodermal Activity | Data from the electrodermal activity sensor | 4 | microsiemens (uS) |
| TEMP | Skin Temperature | Data from temperature sensor | 4 | Celsius (°C) |
| BVP | Blood Volume Pulse | Data from photoplethysmograph | 64 | - |
| HR | Heart Rate | Average heart rate extracted from the BVP signal | 1 | beats per minute (BPM) |
| IBI | Inter Beat Interval | Time between individuals heart beats extracted from the BVP signal | - | - |
| ACC | 3-axis Accelerometer | Data from 3-axis accelerometer sensor (x;y;z) | 32 | 1/64g |
| tags | Event mark times | Each mark corresponds to a physical button press on the device | - | - |