EKDSPW Subwoofer Audio Amplifier Board 15W*2+30W Mini Stereo OP AMP Bass AMP for Woofer Speaker Home Theatre

Description
This is a 2.1 active subwoofer speaker circuit board, and maximum stereo power is 15W+15W, and maximum bass channel is 30W.
Wide DC voltage supply 12V-20V current 3A or more.
Input power with fault-tolerant design,so that the operator has no worries connect with power
Production enthusiasts can buy it and make a set of their own powerful active subwoofer system, or if you have a bad audio system, you can buy this board to replace it and make your audio resurrect.

Parameters:
AMP Chips:TPA3110D2
OP AMP:NE5532
Output Power:15W*2(4Ω)+30W(4Ω)
Working power: DC12-20V
Working Current: 3A or more
Size:50*45*12mm

Package included:
1*amplifier board
Wireless Bluetooth Stereo Amplifier, Dual Channel Sound Power Audio Receiver w/USB, SD Card, FM Radio for Home Theater Entertainment Speakers with Remote Control

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This is a 2.1 active subwoofer speaker circuit board, and maximum stereo power is 15W+15W, and maximum bass channel is 30W.
Wide DC voltage supply 12V-20V current 3A or more.
Input power with fault-tolerant design,so that the operator has no worries connect with power
Production enthusiasts can buy it and make a set of their own powerful active subwoofer system, or if you have a bad audio system, you can buy this board to replace it and make your audio resurrect.
Output Power:15W*2(4Ω)+30W(4Ω)