Bassikõlarite võimendi kolme kanaliga

Bassikõlarite võimendi kolme kanaliga

Descriptions: Recommended power is AC double 12V ( recommended Dual 12V30W power transformer) Common dual AC power supply 9V, 10.5V, 11V, 13.5V, can be used. can be used Special Note: Please use compliant transformer, single-supply voltage or too low or too high will not work, TDA2030A colling and the negative electrode is linked, when using dual power supply, Heat sink don’t with ground wires or enclosure short-circuit, otherwise immediately burned. Speaker Use: Two satellite speakers Left and right channel speaker 14W + 14W rated Recommended Can driver 4-8Ohm 3-6.5 inch 15-50W full-range or treble bass speakers Subwoofer Use: 30W is recommended, use 4-8ohm 4-8 inch 20-60W subwoofer Speaker Identification method is to surround larger stout magnet Packaging： 1pcs*  TDA2030A 2.1 Subwoofer Amplifier Board Three-channel Speaker Audio Bass Amp Board