Quantity   Component name
1 × BC557 PNP Transistor
1 × BC557 PNP Transistor
2 × Small Audio Trafo 8000:8 ratio
2 × Small Audio Trafo 8000:8 ratio
1 × Class D Audio Amplifier Module
1 × Class D Audio Amplifier Module
1 × Speaker: 0.25W, 8 ohms
1 × Speaker: 0.25W, 8 ohms
1 × 50k Potentiometer
1 × 50k Potentiometer
2 × capacitors
2 × capacitors
1 × 6V Battery pack
1 × 6V Battery pack
3 × Switch Development Kits, Boards and Systems / Development Kits and Boards
3 × Switch Development Kits, Boards and Systems / Development Kits and Boards