R250X4: RMS Power: 40 Watts x 4 @ 4-Ohms, 60 Watts x 4 @ 2-Ohms, 125 Watts x 2 @ 4-Ohms Bridged
Onboard 12dB/octave LP/HP/AP crossover & On-board Punch EQ with +18dB boost at 45Hz / Class A/B Amplifier Works with factory installed & aftermarket source units
KFC-D681C: 360W 6x8" 4-Ohms 2-Way Speakers Sound Field Enhancer High Performance Series