LR7000S (subwoofer)

Model: LR7000S (subwoofer)
System: 1*15-inch active subwoofer
Woofers: customized high-quality units, 100mm voice coil
Frequency Response: 40Hz-300Hz (-3dB)
Power: 500W (RMS) 2000W (PEAK)
Nominal Impedance: 8Ω
Sensitivity: 99dB/1W/1M
Maximum sound pressure: 127dB (RMS) 133dB (PEAK)
Stand: base bracket hole 35mm
Cabinet material: CNC manufacturing, high-density poplar plywood
Paint treatment: waterproof and wear-resistant compound
Weight: Kg
Size: 445x623x610mm (W*D*H)
Output power 1 KHZ 
 Stereo 4 Ω 2x1400 W
Frequency response (BYPASS-ON) 20 Hz - 20 kHz ± 0.5dB 
Input sensitivity 1.5V
Harmonic distortion/THD%: 1/8 RMS, 1KHZ <0.05
Conversion rate/Slew rate(RMS,1KHZ) >20V/μs
Damping Factor(RMS,1KHZ) >200
Dynamic Range/Dynamic Range ≥95dB
Signal-to-noise ratio / S / N ratio (A-weighted, RMS) ≥95dB
Voltage gain 36dB
Input impedance Balance:20K Ω, unbalanced:10K Ω
Circuit level/Output circuit design SMPS+CLASS D
Cooling system/Cooling system Low-noise , Variable speed fans; air flow from front to the rear
Power supply AC110V/AC220V~50/60Hz