DD Audio RL-SE12-S1 boxed subwoofer 12" (300 mm).

DD Audio RL-SE12-S1 boxed subwoofer 12" (RMS 300 W, 1 Ohm, 300 mm).

The DD REDLINE RL-SE12 loaded enclosure is an easy, plug and play solution for solid bass and rich savings! 
It’s designed to deliver deep, satisfying bass on low to moderate power. 
They use sturdy sealed seam MDF construction, and are upholstered in a durable carpet with an embroidered logo. 
They’re also loaded with subwoofers designed specifically for the enclosure to ensure maximum performance.