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12" (300mm) Car Audio Powered Subwoofer System with Slipstream Port Technology

Slipstream Port Technology

The Slipstream port technology eliminates turbulence which eliminates noise, inarticulate bass when driven.

Powerful JBL Bass Reinforcement

JBL BassPro 12 delivers 150 Watts of powered noise-free deep bass thanks to JBL's patented Slipstream port technology. The Slipstream port is mathematically engineered to keep airflow with the port turbulence-free, which avoiding the common shortcoming of traditional ported boxes. Coupled with the built-in 150Wrms amplifier the BassPro 12 really delivers. Also the Bass Volume Remote control is included for easy adjustment, no more stopping to pop the trunk.