学长手指在里面转动的视频/色狠狠xx/激情欧美日韩一区二区/99精品久久精品一区二区

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Model: SG-3

Impedance: 4ohms

Sensitivity: 86dB

Power: 15W

Peak power: 30W

FO: 140HZ

Frequency response: 140HZ-13KHZ

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