Yamaha NS-645 specifications

Brand: Yamaha

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• Type: 2 way, 2 driver loudspeaker system
• Frequency Response: 40Hz to 20kHz
• Sensitivity:
• Crossover frequency: 2000Hz
• Impedance: 4Ω
• Power handling: 50W
• Recommended Amplifier:
• Dimensions: 540 x 300 x 259 mm
• Weight: 14.6 kg
• Year: 1977
• Price: