Nippon 8" Subwoofer Cylinder
18" L X 11"H (INCLUDING VENT)
WOOFER OPENING IS 8 1/4"
AIR SPACE = .52 CU. FT.
Grade A - 5/8" MDF Construction
Charcoal Carpet Covering
Terminal Cup Connectors
Ported for Greater Bass Response
The port that runs along the top of the tube is square along the top rather than round.