Walkman成为随身出行的必备后，带来的问题就是在电车等密闭空间里的耳机漏音问题。WM-190虽然是基本密闭性减少漏音的耳机。
款机型，但采用了能够提高 新品发行价：1万6500日元/机身尺寸：109×74.4×23.9毫米/重量：205克/电源口香糖电池或5号电池1节/续航时间：3.5小时(使用口香糖充电电池)
金属带
播放 自动翻转 充电电池
重低音 DOLBY
1990 SONY wm-190 leak-proof headphones of the new generation WALKman
Once the Walkman became a necessity, the problem was that headphones would leak in confined Spaces such as trams. The wm-190, though, is basically airtight to reduce leakage.
Model, but with the option to increase the launch price of the new product: 16,500 yen/body size: 109×74.4×23.9 mm/weight: 205g/power gum battery or no.5 battery 1 unit/battery life: 3.5 hours (using a gum rechargeable battery)
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