• Highly heat-resistant4Inch voice coil，Spray environmentally friendly waterproof paint on the surface

frequency response range：35Hz-300Hz

Nominal impedance:4Ω

Continuous power：800W

Peak Power：3200W

sensitivity：100dB/1W/1m

sound pressure level129dB continuous, 135dB peak

15 'aluminum alloy basin frame bass unit, with a Ø 220mm magnet and a Ø 100mm silver plated aluminum flat wire heat-resistant voice coil

18mm plywood box, black high hardness spray painted

4mm circular perforated steel mesh, with waterproof and dustproof acoustic sponge attached at the back