Harman Kardon HK640 specifications

Brand: Harman Kardon

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• Power Output: 55W into 8Ω (stereo)
• Frequency Response: 1Hz to 90kHz
• Distortion: 0.1%
• Damping Factor: 85
• Speaker Impedance: 4Ω (minimum)
• Input Sensitivity: 2.4mV (mm), 0.130mV (mc), 140mV (line)
• Signal to Noise Ratio: 79dB (mm), 75dB (mc), 84dB (line)
• Line Output:
• Dimensions: 443 x 134 x 359 mm
• Weight: 8.8 kg
• Year:
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