Fosi Audio collection

All brands

1 owned IEMs. Prices and driver configurations link to their evidence.

Compare products, scores, prices and sound in the essentials view. Full view retains ranks, specifications and all sub-scores.

Model	Technical score	Enjoyment score	Catalogue reference · KRW	Timbre	Frequency emphasis	Listening character	Brand	Earpiece image	Driver configuration	Details
IM4Retained editorial scores · Source records 16	82	86	₩137,898Reference price · 2026-10-10	Warm tone	Bass emphasis	Relaxed listening	Fosi Audio		1DD (10mm Be-coated)	Product details ↗