R/T 800 Enclosure Series (838-10) - Dual 10" Slot Vented Sub Bass Hatchback Speaker Box with Labyrinth Power Port (Separate Chambers) Dimensions: 32.25" W x 12.75" H x 14.75" D Air Volume: 1.33cf per chamber Tuning: 42Hz Mounting depth: 10 7/8" Made in the USA - 3/4" MDF