Stage Series coaxial and component speakers make signature JBL performance remarkably inexpensive. Polypropylene woofers provide a strong foundation of bass and midrange frequencies, and PEI Balanced dome tweeters complete the full-range sound with crisp, high end frequencies. Its a lot of great sound, for not a lot of money. Available in a range of standard sizes 5-1/4", 6-1/2", 6" x 8" and 4" x 6" coaxial, 6" x 9" 3 way and 6-1/2 component Stage Series speakers are ideal, entry-level upgrades from factory speakers. They deliver the perfect blend of uncompromising JBL sound and unbeatable value.