JL Audio M7-12IB-S-GmTi-4 Motorcycle Speakers it acts as an attenuator

it acts as an attenuator on the input gain of the amplifier and is used to adjust the overall level of the amplifier from the front of the vehicle

51 Mechanical “Q” (Qms) 10

ensuring that your audio system will stand the test of time

C6-650cw Component Woofer Features:

eight aluminum spacer tubes and four replacement rubber caps to cover the bolt heads

JL Audio M7-12IB-S-GmTi-4 Motorcycle Speakers it acts as an attenuatorM7 12 inch Marine Subwoofer for Infinite Baffle Use (600 W, 4 ohms) Gray Metallic Trim Ring, Titanium Sport Grille Engineered as the reference standard for marine subwoofer performance, the M7 12IB is capable of producing staggering amounts of jaw dropping bass in infinite baffle applications. Built to withstand real world marine duty, this M7 12IB is designed to operate without a dedicated enclosure. It boasts a monstrous 4 inch voice coil and rugged