Sell SUB-350W Subwoofer Power Amplifier Board Mono High Quality Power Amplifier Board Finished DIY Speake best price

The 350W subwoofer power amplifier board uses the original disassembled tube and has a high signal-to-noise ratio. No noise can be heard without plugging the input line. And with full relay protection, such as boot delay, DC output, speaker short circuit and so on. The whole body adopts the front and rear stage split design, which is convenient for DIY installation, and the pre-stage low-frequency processing capability is strong. It can be adapted to multiple low speakers and can be used by connecting passive speakers. colour:green Material:PCB size:15.7*10.7cm Package Contents: 1 * power amplifier board 1 * tuning board 2 * wiring 1 * pack knobOnly 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.