Quantity | Component name | |
1 | × | Landline telephone With keypad matrix |
1 | × | Raspberry Pi Pico Or Raspberry Pi Pico W |
1 | × | DFPlayer mini (or MP3-TF-16P clone) MH2024K-24K, MH2024K-16SS and many more chips are supported |
1 | × | MicroSD card 8GB or more is recommended |
1 | × | TP4056 battery charger module |
1 | × | 18650 or equivalent lithium battery |
1 | × | 1000uF electrolytic capacitor |
2 | × | 1K resistor |
1 | × | 3.5" audio socket |