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About this product

Great bass in your car doesn’t need to be complicated. The JBL® MS-BassPro SQ delivers amazing performance in one complete, easily installed package. It’s a high-efficiency, 300-watt RMS (450-watt peak) Class D amplifier and powerful 10-inch (250-millimeter) square subwoofer optimized together in a bass-reflex enclosure using proprietary Slipstream port technology. The MS-BassPro SQ also features speaker-level and line-level inputs, selectable signal-sensing turn-on, input-level adjustment and low-pass crossover and bass-boost controls. The result is distortion-free low-frequency response that provides excellent performance for all types of music. The MS-BassPro SQ is an ideal upgrade choice for any car’s audio system.

Warranty: 1 Year Warranty

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Your MS-BassPro SQ may currently be in-warranty.

Your model might be eligible for direct factory exchange under our warranty program. If so, and if you purchased your product online or from an authorized local retailer, you may use this form to request an exchange. Purchases made from an unauthorized dealer will not be eligible for exchange. 

Products under warranty may qualify for an exchange with a valid receipt.

Request an Exchange

Products out of warranty need to be serviced by a JBL-approved service center. Please call 1-800-336-4525 to find authorized service centers near you.