American Audio V 4000 Plus

American Audio V-4000PLUS Description Total Harmonic Distortion (THD): Less than 0.1% - 20Hz-20kHz, @ rated output power, 8 ohms Input Sensitivity and Impedance: 1.0v rms (0 dBv) @ rated output power, 8 ohms Dimensions (HxWxD): 5.25" 19" x 15.9" / 13.3cm x 48.3cm x 40.5cm Weight: 61.7 pounds (28kg.) Frequency Response: 10Hz - 40 kHz @ +/-1dB, 1W RMS 8 ohms; 20Hz - 20 kHz @ +/-2dB, rated 8 ohms Hum and Noise: 100 dB, unweighted Signal to Noise Ratio: >100 dB Slew Rate: 25v/usec Dampening Factor: 400 Protection Circuit: DC output protection Overload protection, Short circuit protection, On and Off protection Special Features: Sub-Woofer, Speakon Plugs, LED Mode Indicator Power Consumption: 20A @ 120V AC Turn-On Thump Protection: yes Cooling System: 2 dual speed fan and heatsink Output Power: 1400W RMS per channel @ 2 ohms, 1 khz 1% THD; 1010W RMS per channel @ 4 ohms, 1 khz 1% THD; 600W RMS per channel @ 8 ohms, 1 khz 1% THD (Bridged Mode, mono); 2500W RMS per channel @ 4 ohms, 1 khz 1% THD; 1650W RMS per channel @ 8 ohms, 1 khz 1% THD Actual Shipping Weight 64 pounds