Philips SHL4400WT/00 Wired Headphones于 2017 年 1 月 1 日首次发布。此版本的Philips SHL4400WT/00 Wired Headphones具有 32 个驱动器尺寸、24 欧姆阻抗、103 dB 灵敏度和 9Hz-23,000Hz 的频率响应，提供更清晰的声音和更清晰的声学体验。
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