Customer Reviews: Infinity Kappa 1000W Kappa Series 10" subwoofer with selectable 2- or 4-ohm impedance at Crutchfield
These are the specs of my Sub(Infinity Kappa 1000w) paired with xm-gs100 amp, everything set to 4ohm, i find the bass to be lacking and it's all boomy even this feels empty,
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Unboxing the Infinity - KAPPA 1000W - YouTube
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Infinity Kappa 1000W 10" Car Audio Subwoofer 1800 Watt MAX Selectable Impedance 50667371326 | eBay
Amazon.com: Customer reviews: Infinity KAPPA-1000W KAPPA 10 Inch Subwoofer with SSI (Selectable Smart Impedance)