Realistic Optimus 400 specifications

Brand: Realistic

• Type: 3 way, 3 driver loudspeaker system
• Frequency Response: 40Hz to 40kHz
• Sensitivity:
• Crossover frequency:
• Impedance: 8Ω
• Power handling: 100W
• Recommended Amplifier:
• Dimensions: 680 x 365 x 290 mm
• Weight: 18 kg
• Year: 1985
• Price: USD $199.95 (1985)