Product highlights:6"x9" 2-way car speakersPlus One+ polypropylene woofer cone with hi-roll rubber surround1" edge-driven, textile dome tweeterTrue Four Ohm Impedance technology: speaker's 3-ohm impedance combines with speaker wire impedance for a 4-ohm loadhandles up to 100 watts RMS (300 watts peak power)frequency response: 46-20,000 Hzsensitivity: 94 dBtop-mount depth: 3-1/16"