Function: 1. WIDELY USED: The tweeter vibrating coil is suitable for families, dorms, kitchens, bathrooms, cars, parties, music streaming or internet radio services. 2. ROUND SHAPE AND CLEAR SOUND: Low distortion, and the highs are clear and transparent. The coil shape is a dome, designed for tweeter accessories. 3. EXCELLENT SENSITIVITY: Using copper-wrapped round aluminum wire, durable, high reliability and low consumption, improves sensitivity. 4. SOUND FILM MATERIAL AND APPLICATION: Silk sound film material, soft and flexible. Suitable for speaker repair and DIY speaker mounting. 5. SIMPLE DESIGN: Sound film components with right and left wires, tweeter dome accessory is convenient for wiring. Specification: Item Type: Tweeter Vibration Coil Sound Film Material: Silk Film Coil Material: Copper Plated Aluminum DCR Vibration Coil: 5,4 Ω Size: External diameter of the sound film: approx. mm or 1.1 inch Secondary diameter of the sound film: approx. mm or 1.0 inch Full height of the sound film: approx. 5 mm or 0.2 inch Vibration coil diameter: approx. 20 mm or 0.8 inch Vibration coil height: approx. mm or 0.2 inch Width of vibrating coil: approx. mm or 0.1 inch List of packages: 2 x Tweeter Vibration Coil