Panasonic RP-TCN120E Wired Earphones于 2012 年 4 月 1 日首次发布。此版本的Panasonic RP-TCN120E Wired Earphones具有 9 驱动器尺寸、16 欧姆阻抗、96 dB 灵敏度和 20Hz-20,000Hz 的频率响应，提供更清晰和更清晰的声学体验。
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