Kenwood Excelon P-XW1221SHP 12" Ported Enclosure with One 2-ohm 12" Subwoofer Sennheiser HD 450BT Cooling fan

Cooling fan

Over-ear design and lightweight construction for exceptional comfort

but they also handle the high power from add on amps

The built-in power amplifier saves space & eliminates the need to connect Klipsch R-51PM Powered Bookshelf Speakers to a stereo receiver or external power amp

* Shipping Box Dimensions (L x W x H):

Kenwood Excelon P-XW1221SHP 12" Ported Enclosure with One 2-ohm 12" Subwoofer Sennheiser HD 450BT Cooling fanKenwood Excelon P XW1221SHP 12" Ported Subwoofer Enclosure The rugged enclosure is built from 5 8" MDF with a 3 4" thick internal baffle to give the sub solid support. The box's slant back design suppresses standing waves which can interfere with bass response, and allows it to fit neatly behind the rear seat of an SUV. Rounded port corners reduce port noise and airflow resistance. The P XW1221SHP can be used in front facing, rear facing, or down