Infinity Reference REF507F Speakers Powersport Source Units uncluttered user interface with big

uncluttered user interface with big text and large backlit controls

An automatic

PRODUCT PERFORMANCE Amp - Max Current Consumption

Superior audio performance with the DB Drive WDX PRO8000

ported enclosure with one SWT Series 10" woofer

Infinity Reference REF507F Speakers Powersport Source Units uncluttered user interface with bigProduct info: 5 1 4" 2 way speakers (pair) Plus One+ polypropylene woofer cone with hi roll rubber surround 1 2" textile balanced dome 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 45 watts RMS (135 watts peak power) frequency response: 67 21,000 Hz sensitivity: 92 dB at 2. 83V volts top mount