The JVC CS-J620XUQ are 16cm 6-1/2 inch 2-way coaxial car speakers designed as replacement units for vehicles with 6.5 inch speaker openings. They provide 30W RMS continuous power and 300W peak power.

Construction includes a mica cone woofer, poly-ether imide balanced tweeter, ferrite woofer magnet and neodymium tweeter magnet with a hybrid surround for durability. Mounting depth is 43mm and the speakers use standard two-wire speaker connections for installation.