single power supply 3V 5V 9V 12V dual channel low power mini 3W * 2 power amplifier board audio amplifier board kit TEA2025B
Amplifier chip: TEA2025B
Number of channels: 2 channels
Output power: 3W + 3W
Working power: DC 3V-9V.
PCB size: 49 * 33 * 15mm
Output impedance: 4-16 ohms