Alpine R2-SB12V Halo Series 12" linkable ported subwoofer enclosure dblink edge-driven silk dome tweeter and

edge-driven silk dome tweeter and supertweeter

smartphones and MP3 players

A twist-lock mounting system makes it easy to add one of Alpine's specially-designed speaker grilles (sold separately)

Drone Mobile Ready

Alpine R2-SB12V Halo Series 12" linkable ported subwoofer enclosure dblink edge-driven silk dome tweeter andTwice the bass Alpine's Halo Series subwoofer enclosures make it simple to add bass (and more bass) to your system. You'll get great bass response from a single box, and when you're ready to expand your system you can add a second enclosure and the optional linking kit to create a two speaker system with double the impact. Laying it down The R2 SB12V comes loaded with Alpine's updated R2 W12D4 subwoofer wired for 2 ohm impedance, for solid bass