Technical data of H-12DSP:Acoustic propertiesType: Active ultra-low frequency speaker with DSP processorComponent of the unit: LF: 12" x 1Frequency response (±3dB): 45Hz-500HzSensitivity (1m/1W): 96dBMaximum sound pressure level (1M): 129dBPower (continuous/peak): 450W/1800WDirectivity: /Nominal impedance: 8 ΩPower output method: NL4x1, +1 -1Size: 360x500x500mmWeight: 30kgOperating temperature: -10°C to +50°C (ambient temperature)Equipment propertiesBox: Birch plywood Grill: Powder-coated perforated metalOptional case color: BlackWhite (customized)All-weather case: CustomizableInstallation accessories: Braked casters/support rods (both optional components)DSP processor and amplifier propertiesD-class amplifier power output (RMS@1%THD 230Vac): 8Ω: 2*1000W 4Ω:2*1500WDistortion ( Typical Distortion): 0.02-0.05%Signal-to-noise ratio (Signal To Noise Ratio): >100 dB (A-weighted, 20 Hz-20kHz 8Qload)Frequency response (Frequency Response): 20 Hz-20K Hz, ±0.2dBPower supply (Power Requirement): 230V 50 Hz 10AParametric equalization (Equalization): Input channel: 7 paragraphs Output channel: 7 paragraphsFilter type (Filter Type): Bell, Sher HPF/LPF with variable Q-factorFilter gain (Filter Gain): ±15dBHigh/low-pass filtering (HPF/LPF Type): Butterworth: 6/12/18/24dB per octave. Bessel: 12/24dB per octave Linkwitz: 12/24dB per octaveDelay: Output: 10msBottom noise: -90dbuOnline mode (Computerconnect): RS485 Interface WITH LAN