Here are the specs:

Soundstream Reference 414S

50x4 @ 4ohms stereo 12volts
75x4 @ 2ohms stereo 12volts
100x4 @ 1ohm stereo 12 volts


THD less than 0.1%
Signal-to-Noise >100 dB
Frequency Response 20 Hz to 20 kHz
Stereo Separation >90 dB
Damping >200
Input Sensitivity (Ref414s): 200mV - 5.OV (Ref414s)
Input Impedance 10K ohms
Crossover Output 340 mV output w/200 mV input (+4.5 dB)
Crossover Specifications(variable crossovers)
Low Pass: 30 - 120 Hz at 24 dB/octave
High Pass: 60 - 240 Hz at 12 dBloctave
Dimensions (Ref414s): 15.25” W x 2.25” H x 9.8”D

Polk Audio EXII 3 way 6x9's

RMS power 2-70 watts
Peak power 180 watts
frequency response 45-22,000Hz


Kenwood Dual Mag 6 1/2" component set

RMS power 2-90 watts
Peak Power 180 watts
sensitivity 92db
freq response 35Hz-35kHz