Harman Kardon HK503 specifications

Brand: Harman Kardon

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• Power Output: 40W into 8Ω (stereo)
• Frequency Response:
• Distortion:
• Speaker Impedance:
• Input Sensitivity:
• Signal to Noise Ratio:
• Line Output:
• Dimensions: 425 x 134 x 260 mm
• Weight: 9.4 kg
• Year: 1976
• Price: USD $279 (1976)