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Fosi Audio IM4

Photos - Headphones Fosi Audio IM4
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Expecting restock
Features: monitor; Design: in-ear; Connection type: wired; mini-Jack (3.5 mm); Cable supply: double-sided; Impedance (Ohm): 21; Frequency range (Hz): 20 – 20000; Sensitivity (dB): 109; Speaker size (mm): 10;
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Fosi Audio IM4
Connection and design
Featuresmonitor
Designin-ear
behind the ear
Connection typewired
Connectionmini-Jack (3.5 mm)
Plugstraight
Cable supplydouble-sided
Cable typeround, braided
Specs
Impedance21 Ohm
Frequency range20 – 20000 Hz
Sensitivity109 dB
Speaker size10 mm
Emitter typedynamic
General
Materialmetal
In boxsilicone tips 6 pairs
polyurethane nozzles 3 pairs
sheath
Official Websitefosiaudio.com
Added to E-CatalogApril 2026
P/N
IM4-B

IM4-S

The information in the model description is for reference purposes.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
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