Pioneer TS-A3000LS4 Marine Amplifiers JL Audio's patented thin-line woofer

JL Audio's patented thin-line woofer technology compresses the architecture of the 10TW1 using a "concentric tube" structure built into the injection-molded cone body

6-channel preamp outputs (4-volt front

MFR # SPS-M601

The P3D4-10 is the best performing Rockford Fosgate Punch series subwoofer

and an integrated Punch EQ that corrects for acoustic deficiencies while delivering up to 3X the bass

Pioneer TS-A3000LS4 Marine Amplifiers JL Audio's patented thin-line woofer12" Shallow Mount Subwoofer 1500 W Max Power (400 W Nominal), Unique Design with just 3 1 2" Mounting Depth, Small Enclosure Use (0. 5 ~ 1. 0 cu. ft.), 4 Single Voice Coil, Glass Fiber and Mica Reinforced IMPP cone, Double reinforced Spider, 8 AWG Push Terminals EASILY UPGRADE TO HIGH PERFORMANCE Pioneers A series sound design purposely matches the subwoofer and full range loudspeakers to provide seamless and smooth sound characteristics with dynamic,