Description: 300mm (12") Bass-Reflex Subwoofer Box with 2 x JBL GT5-12
   Design: Slipstream port design
   Dimensions (L x D x H): 889mm x 318mm x 393mm (35" x 12-1/2" x 15-7/16")
   Frequency Response: 40Hz – 200Hz
   Impedance: 2 ohms
   Power handling, peak: 1600W
   Power handling, RMS: 550W
   Sensitivity (2.83V @ 1m): 90dB