Content：

2*30W class D amplifier board 12V-24V

This board with class D design,small size,high performance

stand by current:20mA

working eficency:92%

ouput power MAX:50W(4Ω)

frequency range:20Hz to 50KHz

working voltage:DC9-24V

suggest :12-24V

no need heatsink within 2*30W

size: 55*40*45MM