Memphis Audio 15-PRX692 (15PRX692) 6" x 9" 2-Way Power Reference Coaxial Speakers 2-way car speakers (pair) | 6"x9" graphite-reinforced polypropylene woofer cone with polyurethane surround PEI dome tweeter | Handles up to 60 watts RMS (120 watts peak power) Frequency range: 55-20,000 Hz | Sensitivity: 90 dB Top-mount depth: 3-3/16" | Grilles included