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Product Overview
  Damper
  Material: Nomex, Connex
Dimension: Round, Ellipse, Multi-Layer, Leadwire
  Dome & Cap
  Material: PU, Polyester, Rubber
Dimension: according to customer specs
  Voice Coil
  Material: Coil bobbin made by Kraft, Nomex, aluminium, polymide
High heat-resistance, bobbinless coils