4 Inch 25W Full Range Speaker Unit Speaker DIY Loudspeaker Vocal Instrument Threestage Equilibrium 41Pairs

Description: 1. Magnetic circuit system: rare-earth aluminum--boron magnetic structure + short-circuit ring copper sleeve, solves the thoroughne of medium and high frequency from the starting point. 2. The cones are mainly ba and mid-high, and cotton fibers are selected through various screenings. Treble cup material selected bamboo + bark fiber, high-frequency thorough and not harsh. 3 high temperature resistant copper clad aluminum wire with Kapton skeleton + high heat diipation coating, the speaker heart has excellent quality. 4. Pure copper plated gold terminals ensure zero resistance contact and do not let go of a music signal, achieving high fidelity. Features: Impedance: 4,(if you need 8Ohm,please leave me a meage.) Rated power: 25W Frequency response range: 78Hz-19.8KHz Sensitivity: 88.5+-3dB Cone material: cotton fiber + bark fiber Vas: 7L Qts: 0.7 BL: 1.99T MMS: 2.3g Voice coil diameter: 25 cores Voice coil skeleton: Kapton Linear displacement: 6.5MM Box recommendation: guided Recommended guide tube: inner diameter 37MM, length: 100mm Net weight:260g/pc Package included: 2pcs 4speaker

About shipping
Shipping and Packaging All it will be double checked and well packed before sending.It will be dispatched within 2 business days ar buyers pay for the order. It usually takes about 14 to 18 working days for delivering the package to the destination(for remote areas,it may take a little longer). 

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