Mini Digital 3W+3W Amplifier Module Board - Green (DC 2.5~5V / 2 PCS)
Model 6977 Quantity 2 Color Green Material Copper + PCB Specification DC 2.5~5V power supply; 3W+3W dual track output power; Direct drive 4 / 8 ohm speaker Features Amplifier Module Board Application DIY projects Packing List 2 x Amplifier Module Board