Quantum Door Kit 1 for damping two vehicle doors8 x Aluminum-butyl mats QRM18

5" (165 mm) SPL midrange driver

18 Electrical quality Qes 1

High-quality components such as reinforced paper cones

Dimensions (W × H × D): 460 × 370 × 310/400 mm

HiFonics ZRX200A 9x 100 + 2x 200 Watt Quantum Door Kit 1 forThe active under seat subwoofer ZEUS ZRX200A plays thanks to the specially developed AIR COMPOUND enclosure, the active under seat subwoofer plays a good half octave lower than comparably sized subwoofers, earning it a place in the ZEUS class. The highlight of the ZEUS ZRX system is concealed inside the die cast enclosure. A combination of two additional chambers manipulates the air and thus the physics in such a clever way that the bass is "tricked"