Full kit with- stereo amplifier board - stereo preamplifier board -speaker softstart protection New Stereo Amplifier Board 400W Power with 4 Ohm speakers inspired from Construyasuvideorockola.com website which describes this project very detailed and provides PDF File with schematic, connection ways, list of components and other details. Tested Amplifier Board with full power toroidal transformer 1KW. It works great with clear sound no distortions. If not happy you can return it in 14 days for full refund.
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