DS18 X 4-Channel Ultra Compact Class D Amplifier 4 x 70 Watts Rms @ 4-ohm Full Size Blazer 5" aluminum voice coils provide

5" aluminum voice coils provide flexible wiring configurations and excellent thermal stability

but to get the maximum output from this amp

For active use

4D delivers thunderous yet refined bass that transforms your driving experience

89 l Excursion (mathematical)*** Xmax 6

DS18 X 4-Channel Ultra Compact Class D Amplifier 4 x 70 Watts Rms @ 4-ohm Full Size Blazer 5" aluminum voice coils provideTECHNICAL DATA DOWNLOAD THE USER MANUAL SPECS SKU X4 Class Class D Digital Channels 4 Total Watts Peak 1320W RMS Power @ 2 Ohm 140W x 4 CH RMS Power @ 4 Ohm 70W x 4 CH RMS Power @ 4 Ohm Bridge 220W x 2 CH Frequency Response 20Hz 20KHz Signal Noise Ratio >90db Selectable X Over LPF FLAT HPF SPECS Fixed Lpf Frequency 80Hz Low Lever Input Range 0. 2 5v Input Configuration 2CH 4CH LEDs Indicate Working Status Power Protection Minimum Impedance 2 Ohm Power