Infinity Reference REF407F 4" Coaxial Speakers The slim-build crossovers help shape

The slim-build crossovers help shape the Stadium sound and bring out all the details that make your music sound real

Power Handling (RMS/Peak): 1000 / 2000 watts

Amp Fusing External 175A

CNC Aluminum Phase Plug To Reduce Heat

and each E2N model uses a DC offset music sensing system to activate the ATO (Auto Turn On)

Infinity Reference REF407F 4" Coaxial Speakers The slim-build crossovers help shapeA modern classic Just as they were throughout my 16 years as a Crutchfield Advisor, Infinity's Reference Series speakers remain a popular choice for upgrading from factory speakers. The REF407F 4" 2 way car speakers follow that Infinity heritage by offering the killer combo of high efficiency and superb sound. These Infinity speakers offer larger magnets than most factory speakers for bigger, better sound. Infinity's famous ingredients Reference