Nakamichi NSA-CS1731


  • Speaker Type: 6.5” (16.5cm) 2-way
  • Mounting Depth: >2.4” (60mm)
  • N-Power: 70W
  • Peak Power: 450W
  • Sensitivity (dB/W/m): 90±3dB
  • Frequency Response: 53-19.5kHz
  • Impedance: 4Ω
  • Voice Coil: ASV φ25.5mm
  • Magnet Mass: 12.1Oz (376g)
  • Net Weight: Approx. 2.5kg

Carbon Fibre Cone

Our carbon fibre cone is built to be high-strength but still lightweight, allowing the speaker to reproduce all sounds gracefully, from low bass to delicate highs.

25mm RCF Silk Dome Tweeter

Our silk dome tweeter has been engineered to be lighter, enhancing sound reproduction efficiency while maintaining the same volume level as well as to ensure the smoothest highs. 

Durable Rubber Surround

Rubber surround for flexibility and durability in extreme conditions within your vehicle.


  1. Woofer x 1pr
  2. Crossover x 1pr
  3. Tweeter x 1pr
  4. Angle Adapter x 1pr
  5. Grille Net + Frame x 2 sets
  6. Tweeter Mounting Base x 2pcs
  7. Tweeter Mesh Grille Black x 2pcs
  8. User Manual x 1pc
  9. Self-adhesive EVA x 2pcs
  10. Φ4x25mm Screw x 12pcs
  11. Gasket x 12pcs

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