1X(A wondeul tool to use this amplifier on your car, motorcycle, golf cart and other , where you need small amplifier in oer to have a better listening eerience.< />Frequency: 3500Hz< />Maximum : 130W< />Circuit Filter Characteristics: Bass 12 dB/oct, Treble 12 dB/oct< />Product Name: Crosso Filters Frequency Divider< />Rated : 100W< />colour:Main color red< />Material:ABS+ metal< />size:8.5*6cm< />Applicable Speaker: 6 inches< />Package Conten:< />1* Frequency Divider)