34.4 44.4 51.3 72.2 74.5mm Cores Tweeter Voice Coils Membrane DIY Replacement FG05 Features: Treble voice coils speaker film, is the professional high pitched speaker. Using advanced materials and techniques, it can provide a clear and high fidelities sound quality experience. Featuring high sensitivity, low distortion, and wear resistance. It can effectively enhanced the details and the purities of sound. Widely used for home theaters, speaker system, performances and other scenes that require quality sound effect. Specifications: Type: A 34.4mm, B 44.4mm, C 51.3mm, D 72.2mm, E 74.5mm(optional) Size: As Pictures Shown Voice coils diameter: 34.4mm 44.4mm 51.3mm 72.2mm 74.5mm Power: up to 40-100W Impedance: 8 Direct current resistance: 6.2 Border color: Silver Border material: plastic+metal Sound film material: titanium film Coils material: coppered Note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution. Package includes: 1x Treble Voice Coils Speaker Film