Package includes: •1 x Car Subwoofer •4 x Cable •1 x Manual Product Description Material: Wood + stainless steel mesh cover Color: Black Speaker size: 8'' Size:14" x 10" x 3" inch (35x25x7cm) RMS power: 600W Voltage: 12V THD:<0.4% Signal to noise ratio:>90DB Frequency response:20HZ-150HZ Input sensitivity(high level):0.9V Input sensitivity(low level):300mV Low pass filter:50HZ-150HZ Bass boost:+0 to +12DB Subsonic filter:20HZ Fuse rating:25A Features: • 600W bass is explosive, directly installed under the seat • Excellent performance in low frequency response, pure music output • Wooden body, limited to reduce noise caused by vibration • Stainless steel speaker net cover, not easy to , strong pressure resistance