The KZ ZSN are okay mixed usage wired in-ears that have a great design, but their audio reproduction is a bit disappointing. They look similar to the KZ AS10 and
KZ ZSN Pro X Earphones Review - Is It A Worthy Upgrade From The ZSN Pro?
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KZ Cable ZSN Pro Original Replaceble Wire With 3.5mm 2Pin 0.75mm Connector Oxygen Free Copper For CCA C12 KZ ZST/ZS10/ZSX/AS16 - Price history & Review, AliExpress Seller - Greendio Audio Store
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Archimago's Musings: REVIEW / MEASUREMENTS: KZ ZSN Pro - very inexpensive dynamic + balanced armature IEM. (And the importance of the audiophile low end and meaningful succession.)
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KZ ZSN Pro X earphone review
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