Sound quality is very good by using this module.
Mono digital audio power amplifier chip.
High output and low power consumption.
Applicable speaker impedance: 4-8 ohm(8 ohm is the best).

Specifications:
Working Voltage: DC 8-24V
Power Output: 60W
Applicable Speaker Impedance: 4-8 ohm
PCB Board Size: 45 * 35mm / 1.77 * 1.4in
Weight: 12g / 0.43oz