Pioneer TSA300B 12 Single Vented Passive Sub Enclosure – 1500 Watts 2 ohm

12 pre-loaded bass-reflex (ported) subwoofer system
Passive (non-amplified) design provides system flexibility
Glass fiber and mica interlaced Injection Molded Polypropylene (IMPP) cone construction
Butyl rubber surround and polycotton / cotton dual spider for strength and linearity during high excursion
Oversized 60 oz double stacked magnet and vented pole yoke for increased power handling
Smooth and seamless integration with Pioneer A-series full-range automotive loudspeakers

Pioneers A-series sound design purposely matches the subwoofer and full-range loudspeakers to provide seamless and smooth sound characteristics with dynamic, high impact bass that lets you hear and feel the music.
Linear, Balanced Motion
Linear, balanced motion in both the forward and reverse directions of cone movement is critical to accurate reproduction of recorded sound waves. Careful engineering of the entire motor structure and suspension system (voice coil, magnet, surround and spider) is required maintain a high level of linearity, even during high output / high excursion transients.
CarSoundFit App
Pioneers CarSoundFit app is actually a car sound simulator for experiencing in-car sound with your own smartphone. Hear the difference between original car speakers and different Pioneer audio upgrades: convince yourself of the level of quality Pioneer can offer for your vehicle. For a virtual listening demonstration of these and many other Pioneer car speakers, download the free Pioneer CarSoundFit app.
Specifications:

System

System Type: Pre-loaded subwoofer (passive)
Sound Pressure Level (Sensitivity): 78dB (+- 1.5dB)
Frequency Range: 20 Hz to 2.6 kHz
Continuous Power Handling (RMS): 500 Watts
Maximum Peak Power Handling: 1500 Watts
Nominal Impedance: 2 Ohms
Woofer

Diameter: 12″
Cone Material: Glass fiber and mica reinforced Injection Molded Polypropylene (IMPP)
Surround Material: Butyl Rubber
Basket Material: Stamped Steel
Spider: Polyester-Cotton / Cotton (double)
Magnet Material: Double stacked ferrite
Magnet Weight: 60 oz
Voice Coil Former Material: Kapton
Voice Coil Wire Material: Copper, round wire, 4-Layer

Enclosure Type: Bass-reflex (ported)
Enclosure covering material: High impact black carpet
Included accessories: Mounting brackets, mounting screws

Approximate Dimensions:

Width: 19″
Height: 14.75″
Depth:
Bass: 18.25″
Top: 12.88″