: It features six built-in modes, including a Pure Music mode and a Bluetooth receiver mode , which may be the "first time" a user experiences this level of versatility in a budget-friendly Android DAP. FiiO JM21 - Reviews - Head-Fi
: Audio reviewers often use terms like "airy" to describe clear, spacious treble responses in equipment. For example, the That a DAP, isnt it Light Fairy first time 2 di...
If your query refers to a specific "first time" event or a "2 di..." technical specification (perhaps related to 2-dimensional soundstage or a specific driver configuration), it likely ties back to the following highlights: : It features six built-in modes, including a
is designed to drive sensitive IEMs with a clean, powerful sound that emphasizes clarity. : It features six built-in modes