| Parameter | Specifications | Design Solution |
| Chest and abdominal acceleration | 3.2 | Accelerometer Example: HiLetgo BMI160 6-axis Accelerometer |
| Body Position/Tilt | 3.3 | Gyroscope Example: HiLetgo BMI160 6-axis Accelerometer |
| Audio | 5.3, 5.4 | Microphone Example: Fifine USB Lavalier Lapel Microphone |
| Signal Processing | 4.1 | Microcontroller Example: Arduino Nano |
| Power | 2.2, 6.1 | Rechargeable Batteries Example: EEMB 2032 Rechargeable Coin Batteries LIR2032 3.7V |
| Skin Contact | 1.2 | Adhesive Patch Example: HONYOU Libre 2 Plus Sensor Covers |
| Visual Feedback | 6.1 | LED Example: ELEGOO 3mm and 5mm / Diffused and Clear Round LED |

