Feature:1. Wide Dispersion Speakers: 2 piezoelectric horn tweeters, maximum power 75/150W, frequency 320KHz, 98dB sensitivity, ceramic driver, wide dispersion speakers.2. Excellent Acoustic Performance: The piezoelectric horn tweeter unit has excellent acoustic performance and excellent smoothness in the operating range of 3kHz to 20 kHz.3. Upgrade Optimization: Power 75/150W These high end professional audio tweeters are optimized for all musical instruments, DJs, car audio and professional applications.4. General: The dual drive tweeter is a perfect replacement. Widely used in loudspeaker tweeters, dispersed tweeters, garden bird song teaching, bird guided bird sound tweeters for bird house equipment.5. Application: For professional DJ speakers, Pro PA speakers, professional karaoke speakers, live audio speakers, fixed installation speakers, studio monitors and home audio speakers.Specification:Item Type: SpeakerMaterial: PlasticSize: Approx. 160 x 94 x 103mm/6.3 x 3.7 x 4.1inMinimum Opening Size: Approx. 124 x 54mm/4.9 x 2.1inFrequency: 3-20KHzSensitivity: 98dBMaximum Power: 75, 150WImpedance: 4-8.Package List:2 x Horn