Car hifi system built in led effects set includes 1x auna cb250 50 2 x 10 car hifi dual subwoofer 1600w 1x auna amp ch02 2 channel car hifi amplifier1400w 1x car wiring kit system active series auna black line durchmesser 165 mm diameter inches 6 5 inch max performance 5000 watt nominal load 150 watt shapes round box mounting depth 64 mm noise level 94 db min frequency 60 hz max frequency 22 000 hz impedance 4 ohm