Infinity Reference REF-5020CX 5" Speaker Split System

5-1/4 component speaker system includes 2 Speakers, 2 tweeters, and 2 crossovers
Plus One+ polypropylene woofer cone with hi-roll rubber surround
edge-driven, textile tweeter
True Four Ohm Impedance technology: speaker's 3-ohm impedance combines with speaker wire impedance for a 4-ohm load
compatible with virtually all factory or aftermarket car stereos
handles up to 65 watts RMS (195 watts peak power)
frequency response: 67-21,000 Hz
sensitivity: 93 dB