The GC ELECTRONICS 30-3581 bi-directional speaker delivers exceptional audio quality for a wide range of applications. With a frequency response of 250Hz to 20kHz and two 3” full-range drivers, this speaker provides clear and balanced sound. Its 4-ohm impedance makes it compatible with most audio amplifiers. The 30-3581 is a versatile solution for home theater systems, commercial audio installations, and more.