The bass is powerful and the treble is crisp and not harsh. The default woofer is one TDA2050 with an output peak of 32W. The two-channel unit is two TDA2030s with an output peak of 18W+18W.
The amplifier chip has five pins: positive supply, negative supply, forward input, reverse input and output. The heat sink on the chip is connected to the negative pole. When the power is on, the heat sink should not be short-circuited with the ground wire, otherwise it will burn out immediately.
1>.Item Name:NE5532 2.1 Bass Subwoofer Audio HIFI Amplifier
3>.Work voltage:Dual power AC 9V-15V(Recommend AC 12V and more than 30W)
4>.Output voltage:DC 12V 1.5A (Provide voltage for decoder board)
5>.Left/Right channels:TDA2030Ax2;Peak power:18Wx2;It is recommended to use 2.5-4inch,4-8ohm 10-30W broadband speaker
6>.Bass output:TDA2050Ax1;Peak power:32W;It is recommended to use 5-8inch,4-8ohm 30-50W bass speaker
10>.Size with heat sink:135*103*40mm
11>.PCB Mounting holes:128*38mm
1>.Onboard audio input terminal (3P-2.0mm socket) for MP3 decoder board.
2>.Onboard DC 12V output terminal (2P-2.0mm socket) for decoder board.
1pc NE5532 2.1 Bass Subwoofer Audio HIFI Amplifier
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