Earphone line

Product parameters
Product Name: earphone 1 / 2 couple cable
Model: av134
Interface: 3.5mm
Core material: enameled copper
Interface material: gold plating
Shell material: ABS / aluminum alloy
Outer quilt material: Environmental TPE
Line length: 20cm
Wire diameter: 3mm
Applicable: equipment with 3.5mm interface

PS: the following dimensions are manually measured, which may cause minor errors