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| 来源： | Freesound 前往原页面 查看译文 |
| 作者： | urupin |
| 许可： | CC-BY 保留署名许可协议 |
| 描述： | Call signal of the subscriber from very old telephone exchange. Now such already aren't used anywhere. |
| 标签： | beeper telephonebeeps telephonebeep message tone audiblesignal call station phone subscriber telephone telephoneexchange exchange signal record soundsignal old answering beep |
| 音频格式 | wav |
| 声音时长 | 00:49 |
| 文件大小 | 4.5 MB |
| 比特率 | 760 kbps |
| 采样率 | 48000 Hz |
| 位深度 | 16 bit |
| 声道 | 立体声 |