Features: Experience detail with Treble Speaker, deliver exceptional high frequency performances for audiophiles sound. Featuring impressive frequency response 3.5K-40kHz and impedance of 4Ohm, this speaker unit ensures dynamic sound reproduction, thanks to its advanced air Motions. Ideal for audiophiles and music enthusiasts who demand meticulously bring out detail in every track. Perfect for home sound systems, studio monitors, or any setting where superior treble performances is desired, this speaker seamlessly integrates into various sound setups. Crafted from metal and plastic materials, not only promises but also enhances your listen experience by optimizing sound propagation through aerodynamic principles. Specifications: Component: PI+AL Size: Approx.95x55mm/3.74x2.16inch Package Includes: 1 Pair Pneumatic Speaker note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.