Pioneer TS-WX1220AH Dual Ported Active Subwoofer
Key Features:

• Boundary Loaded Bass-reflex Slot Port Design
• Built with high bandwidth, high output and low distortion 1,200W Max. (600W Nom.)
• User adjustable controls include a LPF, phase control and variable bass boost (0 to +12 dB, 40Hz to 100Hz)
• Dual Voice Coil
• Dimensions: 29-3/8″ x 18-1/8″ x 15-3/4″
• Remote Control Included