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Portable
Acoustic Driver
Hi-Resolution Audio Earphone
ER-4
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Quality Sound
Perfectly Tuned
INTRODUCTION
SPECIFICATION
Acoustic Driver : 14.3mm
Impedance : 32 Ω
Sensitivity : 103 ± 4dB
Cord : 4 ft. OFC Straight Cord
Plug : 3.5mm Stereo Gold-Plated
Features
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