SMAKN® TPA3116 2.1CH 2*50W+100W Amp Kit Amplifier Assembled Board
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<div style="text-align:left"><b>[Product Information]</b></br><ul><li><span class="a-list-item"> 
							Voltage Range:12-25v(recommended 19-24v/3A,more power:24v/4a)
							
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							Subwoofer Speaker Impedance Ouyput:2-8ohm
							
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