KAC-PS541 AUDIO SECTION Rated Power Output (4Ω, 20Hz~20kHz, 12V) ... 45W x 4 (0.05% THD) (2Ω, 1kHz, 12V) .............. 90W x 4 (0.5% THD) Bridged Power (4Ω, 1kHz, 12V) ..................... 180W x 2 (0.5% THD) Rated Power Output (4Ω, 20Hz~20kHz, 14.4V) ..... 60W x 4 (0.05% THD) (2Ω, 1kHz, 14.4V) ......... 120W x 4 (0.5% THD) Bridged Power (4Ω, 1kHz, 14.4V) .................. 240W x 2 (0.5% THD) MAX Power Output ................................................................... 960W Low-Pass Filter ........................................... 50Hz~200Hz (24dB/oct) High-Pass Filter ........................................... 50Hz~200Hz (12dB/oct) Built-in Infrasonic Filter ........................................... 15Hz (24dB/oct) Frequency Response ..................................... 5Hz~70kHz (+0, -3dB) S/N Ratio ................................................................................. 105dB Sensitivity (Max) ................................................ 0.2V (Rated Output) Sensitivity (Min) .................................................... 5V (Rated Output) Input Impeadance ..................................................................... 10kΩ AMP CONTROL SECTION (EQ) Bass Frequency Control ......................... 60Hz, 80Hz, 100Hz, 200Hz Bass Level Control ................................................... -15dB to +15dB Bass Q Factor Control ..................................... 1.00, 1.25, 1.50, 2.00 Treble Frequency Control .................... 10kHz, 12kHz, 15kHz, 17kHz Treble Level Control ................................................. -15dB to +15dB GENERAL Operating Voltage (11~16V allowable) ..................................... 14.4V Current Consumption (1kHz, 10% THD) at 4Ω ........................... 42A Size (with out dress prate) (W x H x D) .................. 446 x 61 x 259.5 (mm), 17-3/5 x 2-2/5 x 10-1/5 (inch) Installation Size (foot point) (W x H x D) ..................... 446 x 61 x 265 (mm), 17-3/5 x 2-2/5 x 10-2/5 (inch) Weight ..................................................................... 4.47kg (9.85 lbs)