Designed and developed in France, the Sub 12 benefits from Focal's renowned savoir-faire. With its 30cm polypropylene cone, this subwoofer provides and excellent bass boost for any on-board audio system. It features a single-coil architecture for simplicity and efficacy. Butyl Surround - Superior resistance Steel Chassis - Rigid and compact Spider decompression - Voice coil ventilation Polypropylene Cone - Offering high rigidty that reduces distortion at extreme volumes Push Terminals - Simple and reliable connection Specifications - • Type: For Sealed and Bass-reflex Enclosure • Diameter: 30cm • Cone: Polypropylene • Magnet: Ferrite • Surround: Butyl • Max. Power: 600W • Nominal Power: 300W RMS • Sensitivity (2.83V/1m): 88dB • Impedance: 4 Ohms