Product: AIYIMA DC12V-24V 2.1 Channel TPA3116 Subwoofer Amplifier Board High Power BT Audio Amplifier Board 50W+50W+100W (BT Amp)
Brand: AOSHIKE

 TPA3116 DC 12-24v 100W Subwoofer Amplifier Board Support Bass Output ,Video Audio Accessories
 Power supply: DC 12-24V Output power: 100W Use 12 to 24 v power supply,DC power supply wide working voltage, power saving type design, efficiency is as high as above 90 percent.The biggest can support 100 w Bass sound channel output
 Working voltage range:
 Dc 9 to 25 v (current 2 -3A above, if you want to power Big,advice 19-24v 4A above).
 Frequency response range: input: 20 hz - 20 KHZ, output: 20 hz - 180 hz
 Audio input sensitivity: 500 mv.
 Speaker impedance: bass speaker impedance: 2-8 ohm
 Bass output power: 
 12V/10w(8ohm)/ >19w(4ohm)/>22 w( 3ohm m) />30w(2ohm)
 15V/>15w(8ohm)/>29w(4ohm)/>39w(3ohm)/>50w(2ohm)
 19V/>24w(8ohm)/>48w(4ohm)/>60w(3ohm)/>75w(2ohm)
 24V/>38w(8ohm)/>75w(4ohm)/>95w(2-3ohm)
 Packaging included
 1pcs* Subwoofer Amplifier Board
100W Subwoofer Amplifier Board;BT 5.0 Power Amplifier,Frequency response range: input: 20 hz - 20 KHZ, output: 20 hz - 180 hz
Operating voltage range: DC 12-24V(maximum voltage is no more than 24V); built-in TPA3116 amplifier chip;This is a pre-amplifier, bass frequency processing, with bass volume potentiometer control of the bass amplifier board.
DC 12-24V power supply, wide operating voltage, power-saving design, more than 90% power efficiency. Maximum support 100W (Bass) bass channel output
Audio input sensitivity: 500 mv;Speaker impedance: bass speaker impedance: 2-8 ohm
You can use a good switching power supply adapter, laptop switching power supply, Here is our 24V power Adapter link:https://www.amazon.com/dp/B07R28RW4H

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