Serial No: 20400130 Detail Accessory: main unit Power wire Remote Amplifier section Maximum output 150W <br>●Reproduction frequency characteristics (system) 35-120Hz <br>●Cutoff frequency switching Fifty ~ 120Hz <br>●Rated input level 32mV (RCA) 720 mV (speaker input) <br>●Power supply voltage 14.4V (11) ~ 16V) <br>●Maximum current consumption 8.5A <br>●Speaker part Output sound pressure level 103dB (when measured inside the car) <br>●Size/mass External dimensions 270W × 70H × 180Dmm [Condition] small scratch Dirt Wiring processing Yes 1 month warranty for peace of mind