So what do you think of these subwoofers? I got the box, 2 subs, amp, complete wiring kit and a converter for since i have a stock headunit. heres the specs. I got all of it for about 500

Subwoofer Features:
Two 12" Single 4 ohm Cobalt Series Subwoofers
Power Handling:
Peak: 800 watts total / 400 watts each
RMS: 400 watts total / 200 watts each
Enclosure impedance: 2 ohms
UV Treated paper cone woofer
Nitrile butadiene rubber surround
Reversible top gasket
Flat convex spider with loop stitched tinsel leads
1-1/2" Large copper-wound Kapton voice coil
Frequency response: 25-250 Hz
Sensitivity: 87 dB
1-year SonicElectronix.com warranty
Enclosure Specifications:
Dual 12" Ported Enclosure
Heavy duty black carpeting
Embroidered Orion logo
Typical Output Level @ Full Power: 120 to 129 dB
Dimensions: 16"D x 34"W x 14-3/16"H
Amp:Cobalt Series Monoblock Single-Channel Class A/B Car Amplifier
RMS Power Rating:
4 ohms: 300 watts x 1 chan.
2 ohms: 400 watts x 1 chan.
Max power output: 800 watts
LED power indicators
Selectable bass boost (0, 6, 12 dB at 44 Hz)
Single channel operation
Speaker-level inputs
1 Pair of Preamp RCA outputs
Heavy duty aluminum alloy heatsink for optimal heat dissipation
RCA level inputs
Screw terminals
Damping Factor: >150
Variable low-pass filter (50-500 Hz, 12 dB/octave)
CEA-2006 compliant amplifier
Frequency response: 20-30,000 Hz
Dimensions: 8-1/8"D x 13-7/16"W x 2-1/8"H