...铃；液晶显示；语音录放 [gap=1483]Key words: Single Chip Microprocessor;Electronic doorbell;LCD display;Voice record-play ...
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voice play-record 语音录放
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Record voices and play them with this easy-to-use voice recorder.
记录的声音和发挥他们和这简单易用的声音录音机。
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