Jrifedptry 20W Stereo Bluetooth Power Amplifier Board 12V / 24V High Power Digital Power Amplifier Board XY-P15W Without Shell

When connected to a 4 ohm speaker, the power supply does not exceed 12V, when connected to an 8M speaker, the power supply does not exceed 24V4, and the supply current is recommended to be more than 2A. Power supply: DC 8V ~ 24V, more than 2A; matching speakers: 4-8 ohm / 30-150W; input voltage must be lower than 26V, otherwise the Bluetooth amplifier board be damaged. If you need a more powerful audio amplifier board, you can buy other audio amplifier boards in our store. Use the power amplifier board as far as possible away from the signal (router) The speaker wire should not be too long, that it is suitable within 1 meter Adjustable volume: turn the adjustment button to increase the volume, turn to the left to decrease the volume; the button to play / stop audio;