New-in-box, factory sealed. MSRP $799. The price is with fees and shipping included.

"The Cayin Fantasy YD01 IEMs are an auditory masterpiece in a compact package. These in-ear monitors deliver a sonic journey, offering an immersive soundstage with stunning clarity and precision. Crafted with meticulous attention to detail, their ergonomic design ensures a comfortable fit for extended wear. With a harmonious blend of lush lows, detailed mids, and sparkling highs, the YD01s showcase Cayin's commitment to high-fidelity audio, making them a top-tier choice for audiophiles seeking sublime sound quality."