Sell DX-2.1 Audio Power Amplifier Board 3X80W High-Power 2.1 Subwoofer Power Amplifier Board with Cooling Fan best price

The power is 80W per channel, and the total power is 80W+80W+80W, which can be connected to a Bluetooth board. With pre-amplification, independent adjustment of treble and bass, uniform balance of treble and bass. Specially set up a super bass booster circuit, when the speakers are properly matched, the super bass is strong and powerful! A cooling fan is added after the heat sink, which soes the heat dissipation problem under large dynamics and high power! Recommendation: 5-6 inch speakers for left and right channels, 6-8 inch speakers for bass. Product Name: Subwoofer Power Amplifier Board el: dx-2.1 Working voltage: AC dual AC18-24V Output power: 3*80w Subwoofer output: 120w Load impedance: 8 Left and right channel output: 100W+100w Frequency response: 20 hz-30khz Signal to noise ratio: more than 90dB Distortion rate: less than 0.1% Capacitance: 15000uf 40v Colour: green Material: PCB+metal Size: 15.8x16.7x4.2cm Package Contents: 1 * Power amplifier boardOnly the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.