Alpine SWD-1600 Powered Subwoofer Sub Woofer Car Audio Used was removed from a car around 18 months or so ago and worked brilliant at the time has been in storage since and unfortunately I have nothing rigged up to test it on. Any problems although 95% sure there won’t be, fully money back guarantee is in place. Item sent via Royal Mail 48 tracked Free postage 30 days returns
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