Car speaker SuperSound MW1213 type Subwoofer Bass – 12″ (30 cm) – 500W

Diameter – 30 cm (12”)

Diameter of the sound coil – 5 cm (2”)

Magnet – 1134city (40oz)

Total sound power (W) – 500

Resistance (mom) – 4 ohm х 2

Frequency spectrum – 30Hz~2.0KHz

Sensitivity: 92dB

Maximum diaphragm stroke (Xmax) – 18mm