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onso iect_08_bl4p 4.4mm 5-pole to Pentaconn ear balanced earphone cable

onso iect_08_bl4p 4.4mm 5-pole to Pentaconn ear balanced earphone cable

Regular price ¥9,000 JPY
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plug 3.5mm 3 poles 4.4mm 5 poles

The 08 is a Pentaconn ear balanced connection type designed as the successor to the 03.
The hybrid conductor is made by twisting together 99.9999% pure 6N copper and two types of 4N copper, resulting in a well-balanced, rich sound.

brand onso
Model number iect_08_bl4p_120
conductor 6N + 4N-OFC + PCUHD
Jacket (Color) PVC (deep red)
Phone plug 4.4mm 5-pole (gold plated)
Plug sleeve Aluminum (anodized)
Earphone terminal Pentaconn ear L/R (gold plated)
Cord outer diameter 2mm-2mm
length 1.2m
Country of origin Japan
release date 2025.10.7
link Product Page


08 engraved on the aluminum plug sleeve.


Designed to fit Sennheiser IE100pro, 400pro, and 500pro.
The part of the Pentaconn ear connector resin that has red parts is on the right side.

  • The color may differ from the actual product depending on the color reproduction of your monitor.
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