Fosi IM4 IEM Accessories: 4.4mm Balanced, 3.5mm with Mic, D2

Fosi IM4 IEM Accessories: 4.4mm Balanced, 3.5mm with Mic, D2 is a canonical Amplifiers product in AudioList.

• Price: $19.99
• Retailer offers: 1
• Availability: In stock
• Measurement: No objective measurement linked yet
• Measurement sources: No measurement source link is available yet
• Last updated: 2026-09-17T08:52:14.889Z

Current retailer offers

• Fosi Audio $19.99; In stock; checked 2026-09-17T08:48:46.979Z View offer Provenance: public.price_listings; external ID im4-iem-accessories; connector unavailable

Known Specs

No normalized specs are available yet.

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