Wide choice
According to the color classification, this earphone upgrade cable can
be black, copper&silver or silver. According to connectors classification,
there are four connectors in black, 0.78mm 2PIN, A2DC, IE80, and
MMCX, copper&silver and silver just have 0.78mm 2PIN and MMCX
two connectors. There are also three options according to the plugs
classification: 2.5mm, 3.5mm and 4.4mm. Many choices can be offered
to meet your needs or favors.