Max Power: 800W. 1x Subwoofer Speaker. Bass boost: 0to + 12dB. Low frequency ability of the bass horn, high quality low tone output. Low level input sensitivity: 300mV. High level input sensitivity: 1V.
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6*8" Car Audio RMS200w Car Subwoofer Under-seat Subwoofer Sound System Amplified Subwoofer Loud Car Audio with Amplifier
Aliexpress UK
Enclosure Type - Slim Fit Bass Enclosure. Type - Active bass enclosure. • Auto sense circuit allows the amplifier to turn on and off when using high level input without the need for a remote turn on wire.
eBay
1pc Subwoofer Speaker 12 Inch MAX1800w High Power Car Audio System Amplified Car Subwoofer Pure Subwoofer Body DC12v Speaker
Aliexpress UK
Underseat : The 7cm thin subwoofer is directly installed under the passenger seat. Peak Power: 800W. Built-in Amplifier: Car subwoofer produces 800 watts of strong, rich, deep bass that you can feel.
eBay
Max Output Power: 1200W. 1 Subwoofer Amplifier. 6“ 8“ speaker gives A different kind of heavy bass effect. Bass Boost: 0to+12db. Speaker：6“ 8”. Low Level Input Sensitivity: 300mV. High level Input Sensitivity: 0.9v.
eBay
Many People want a great sound in their vehicles but are worried about too much space being taken up or even damaging the woofer once fitted, well both these issues have been taken care of by the designers at OE Audio.
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In Phase Car Audio USW300 - 300W Underseat Compact Subwoofer. 300W Underseat Compact Subwoofer - In Phase Car Audio USW300. 300w Max Power. Many people think about changing speakers in you car, my advice is just add the USW 300 and you will think you have new life in your car!
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Alpine SWE-815 Subwoofer Amplified Powered Active Sub with Wired Remote 100w RMS Ready-to-use amplified subwoofer box 8” (20cm) Amplified Subwoofer Box SWE-815 This product gives you plenty of bass power taking the fewest possible space.
eBay
removed from van i bought, all works, comes with leads but not power
eBay