Sony MDR-S40 Wired Headphones于 2014 年 8 月 16 日首次发布。优雅的白色设计和 85.00 克的重量使Sony MDR-S40 Wired Headphones成为一款美观舒适的耳机。此版本的Sony MDR-S40 Wired Headphones具有 30 个驱动器尺寸、24 欧姆阻抗、101 dB 灵敏度和 12Hz-23,000Hz 的频率响应，提供更清晰、更锐利的声学体验。 Sony MDR-S40 Wired Headphones也是可折叠的，因此您可以方便地将其放入包中。
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