Quantity | Component name | |
2 | × | Arduino UNO Code is for Arduino UNO. An Arduino Mega would work, but you will need to modify code. |
2 | × | nRF24L01 Long range or short range version is fine |
2 | × | Electret microphone |
2 | × | NPN transistor Any type of simple NPN transistor would work, but I used 2N2222 and 2N3904 |
2 | × | Pushbutton standard momentary pushbutton |
2 | × | 3.5 mm jack breakout board or speaker |
2 | × | Breadboard Electronic Components / Misc. Electronic Components |
6 | × | 10k resistor |
2 | × | 100k resistor |
6 | × | 100nF capacitor |