50 | EnglishSpecificationsFM tuner sectionFrequency range (200 kHz space): 87.9 MHz – 107.9 MHzUsable sensitivity (S/N = 30dB): 9.3dBf (0.8 μV/75 Ω)Quieting Sensitivity (S/N = 50dB): 15.2dBf (1.6 μV/75 Ω)Frequency response (±3 dB): 30 Hz – 15 kHzSignal to Noise ratio (MONO): 70 dBSelectivity (±400 kHz): ≥ 80 dBStereo separation (1 kHz): 40 dBAM tuner sectionFrequency range (10 kHz space): 530 kHz – 1700 kHzUsable sensitivity (S/N = 20dB): 28 dBμ (25 μV)CD player sectionLaser diode: GaAlAsDigital filter (D/A): 8 Times Over SamplingD/A Converter: 1 BitSpindle speed: 1000 – 400 rpm (CLV 2times)Wow & Flutter: Below Measurable LimitFrequency response (±1 dB): 10 Hz – 20 kHzTotal harmonic distortion (1 kHz): 0.008 % (KDC-X791): 0.010 % (KDC-MP735U/MP635)Signal to Noise ratio (1 kHz): 110 dB (KDC-X791/MP735U): 105 dB (KDC-MP635)Dynamic range: 93 dBMP3 decode: Compliant with MPEG-1/2 Audio Layer-3WMA decode: Compliant with Windows Media AudioAAC decode: AAC-LC ".m4a" filesWAV signal: Linear-PCM (KDC-X791/MP735U)USB Interface (KDC-X791/MP735U)USB Standard: USB1.1/ 2.0Maximum Supply current: 500 mAFile System: FAT16/ 32MP3 decode: Compliant with MPEG-1/2 Audio Layer-3WMA decode: Compliant with Windows Media AudioAAC decode: AAC-LC ".m4a" filesWAV signal: Linear-PCMAudio sectionMaximum output power: 50 W x 4Full Bandwidth Power (at less than 1% THD): 22 W x 4Speaker Impedance: 4 – 8 ΩTone actionBass : 100 Hz ±8 dBMiddle : 1 kHz ±8 dBTreble : 10 kHz ±8 dBPreout level / Load (during disc play): 4000 mV/10 kΩ (KDC-X791): 2500 mV/10 kΩ (KDC-MP735U/MP635)Preout impedance: ≤ 80 Ω (KDC-X791): ≤ 600 Ω (KDC-MP735U/MP635)Auxiliary inputFrequency response (±1 dB): 20 Hz – 20 kHzInput Maximum Voltage: 1200 mVInput Impedance: 100 kΩGeneralOperating voltage (11 – 16V allowable): 14.4 VCurrent consumption: 10 AInstallation Size (W x H x D): 182 x 53 x 155 mm7-3/16 x 2-1/16 x 6-1/8 inchWeight: 3.1 lbs (1.4 kg)Specifications subject to change without notice.