Feature:1. SUPERIOR PERFORMANCE: Low of distortion and the treble is clear and transparent. The shape of the coil is a dome, design for tweeter speakers accessory.2. PREMIUM MATERIAL AND HIGH SENSITIVITY: The tweeter voice coil uses copper wrapped aluminum round wire, durable, high reliability and low consumption, improve sensitivity.3. WIDE APPLICATION: The speaker tweeter voice coil is suitable for families, dormitories, kitchens, bathrooms, cars, parties, streaming music or internet radio services.4. SILK FILM MATERIAL AND PRACTICAL USE: Silk film material, soft and elastic. Suitable for speaker repair, and DIY speaker assembly use.5. CONVENIENT TO USE: Sound film components with right and left taking wires, the dome tweeter accessory is convenient to wire.Specification:Item Type: Tweeter Voice CoilSound Film Material: Silk FilmCoil Material: Copper Clad Aluminum Round WireSize:Sound Film Outer Diameter: Approx. 44mm/1.7inSound Film Inner Diameter: Approx. 25mm/1.0in.Package List:2 xTweeter Voice CoilNote:Manual measurement, please allow some error.