Technical specs and contents:

• 1 pr GOLD 6X9” carbon fiber subwoofer
• Frequency response 30Hz-3500Hz
• Power handling: 220W Impedance 4 Ohm
• Sensitivity: 88.1dB
• Dimensions:6.625”X 9.25” Ellipse (168.3mm X 235mm) Ellipse (Exclusive of mounting tabs) 6” X 8.625” Ellipse (152.4mm X 219mm) Ellipse Free Air use mount in rear deck, large door or panel.
• Mounting depth: 3.5”
• Cone: carbon fiber cone
• Magnet weight 30 Oz
• Cone surround rubber Voice coil: 2.0”