The Pyle Pro PAHT6 can help you fix the problem of soft, muddy, and flat sounding PA systems. Add this speaker cabinet to your existing system and give it the treble boost you've been looking for. If you're in the market for a compact, functional, and powerful tweeter system - look no further. The Pyle PAHT6 features six 2.5" Piezo Tweeters, creating a Frequency Response range of 4kHz~27kHz. Pyle has been in business for over 35 years, and their manufacturing experience and expertise is easy to see - and hear.