Alpine R2-SB12V 12" Halo R2-Series Preloaded Subwoofer Enclosure with ProLink™ Micro Four-Thirds 100% metal bodyThe body is

100% metal bodyThe body is made completely of metal to stand up to tough professional use over the long term

This innovative solution features 3D fluid movement – on pan tilt and swivel with pioneering technology based on a spherical system located inside the base

A third-party audio timer is required

Network protocol: TCP / IP

Alpine R2-SB12V 12" Halo R2-Series Preloaded Subwoofer Enclosure with ProLink™ Micro Four-Thirds 100% metal bodyThe body isThe next generation of sound performance is here with the new R Series Halo Preloaded Subwoofers featuring the new R Series R2 subwoofers for more accurate and authoritative bass. The new R2 Series subwoofers now feature larger, double stacked magnets that contribute more motor force for deeper bass and tighter bass control compared to the previous generation. ProLink is unique to Alpine and allows you to link two R2 SB12V enclosures together using an