Experience superior high frequency sound quality with 4inch 4ohm 30W Air Motion Tweeters, to deliver clear and delicate Sound for HiFi systems. Featurings low impedance, this Tweeters enhances sensitivity and efficiency, ensuring excellent volumes even at lower power level, for home theaters and professional Sound. for audiophiles and music enthusiasts seekings rich and detailed high frequency performances in their Sound systems. Perfectly suited for, from home entertainment centers to professional sound, providing immersive listenings experience. with metal materials, this Tweeters promises longevitys and reliability, making it a valuable addition to any portable Sound equipment collection. Size: 104mm Color: As Shown Material: Metal Package Contents: 1 * Tweeters 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.