pure paper cone oil-edge tweeter with real vocal performance, dual magnetic circuit, voice coil with magnetic fluid, bright treble, strong endurance, not lost to ordinary dome The treble is full and three-dimensional without distortion. It is the for upgrading sound quality. Meet your requirements on sound style. Adopt EPCX Melaleuca metalized film non-inductive capacitor Use dual tweeter super tweeter speaker home theater fever HIFI adjustable tweeter audio upgrade Tweeter speakers have clear and beautiful sound quality. For bookshelf boxes or floor-standing boxes, the treble is upgraded to improve the transparency of the treble, reducing the feeling of a little dull sound quality, not only improving the sound quality but also increasing the volume, the dual magnetic tweeter is really good. The built-in frequency divider is multi-adjustable, the sound quality is good, clear and not harsh, the cabinet is exquisitely made, high-end and generous, and the terminal clamp is very convenient. The black terminal is a fixed negative electrode, and the red terminal is 3, the standard number corresponds to the frequency divider. The treble to the right is very loud Colour: As shown Material:ABS Size:23.2 x 23.2 x 17cm Four speakers Total impedance: 8 Total power: 60W Frequency: 2200Hz-20KHz Sensitivity: 90dB Package Contents: 1 x Super tweeter speaker Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.