Short product description:
Two-piece JVC CS-J510X car speaker set: 2-way round speakers with 13 cm woofers and mica diaphragm. Rated power 30 W (peak 250 W), impedance 4 Ω, frequency range 40–20,000 Hz and max SPL 91 dB. Ferrite woofer magnet (102 g), mounting depth 4.35 cm and compact 340 g weight per pair. Suited for replacing factory speakers to improve in-car sound clarity and dynamics.