Okcs Earphones Open-type casual/sports, products from Japan

It is a conversion cable from 4.4mm / 5 pole plug (balance) plug to 2.5mm / 4 pole (balance).;Adopting 8-core Braid (knitting) structure, soft and high quality material makes it even more durable;Made of silver-plated single-crystal copper conductor with a purity of 99.9999% or higher, it is a soft, high-quality material that is even more durable.;The plug is gold-plated to achieve a high level of performance. It reduces the deterioration of sound quality due to conversion as much as possible and enables stable connection.;Device side plug: 2.5mm / 4 poles (balanced) (straight type)