The Alpine SXE-4625S is a 4×6 coaxial car speaker set that pairs a long fibre natural pulp cone with a Mylar-Titanium balanced dome tweeter to reproduce midrange and high frequencies for in-vehicle audio.

Power handling is specified at 20W RMS and 150W peak with 91dB sensitivity and a 90Hz-20kHz frequency response. Construction details listed by the manufacturer include ferrite and alnico magnets, a high polymer foam edge, and standard speaker terminals for direct connection to factory or aftermarket head units.