Buy genuine Hertz entry-level or a different reputable brand (Morel, Focal, JL Audio). Clones waste money, sound terrible, and can damage your amplifier.
A "Hertz clone" is an of a Hertz Mille speaker. These are typically manufactured in Chinese factories and sold on AliExpress, eBay, or Amazon under no-name brands or even fake "Hertz" logos. hertz clone