Amplifier Board TPA3116 DC 12-24V 100W Subwoofer

Board Size: 55 X 83 X 29mm (excluding the protrusion of the potentiometer 15mm)
Operating voltage range: DC9-25V (current 2-3A or more, if the power is larger, it is recommended to be 19-24V4A or more)
Frequency response range: Input: 20Hz-20KHz
Output: 20Hz-180Hz
Audio input sensitivity: 500mV
Subwoofer impedance: 2-8 ohm