Ruthless Audio Neo 18" Neo 4" Coil Subwoofer 4500W RMS Select Impedance:Dual .7 ohm(D1) with versatile crossover settings (LPF/FLAT/HPF)

with versatile crossover settings (LPF/FLAT/HPF) at a comprehensive range (40Hz-500Hz) and 2 ch/4 ch input selector

59 l Excursion (mathematical)*** Xmax 5

it even operates at high power

The H Series Subwoofers feature:

The 240 amp model offers the best balance between peak output

Ruthless Audio Neo 18" Neo 4" Coil Subwoofer 4500W RMS Select Impedance:Dual .7 ohm(D1) with versatile crossover settings (LPF/FLAT/HPF)New cooling and inductance features that are set up in stages. The first stage is a machined aluminum pole sleeve. This provides better heat wicking and is the first portion of inductance linearizing and reduction. The second stage is a combination of the pole sleeve and an aluminum domed compression cap. This increases the compression ratio for cooling as well as adds some outstroke inductance reduction. The third stage utilizes the pole sleeve, the