Unverified75% confidenceTradeoffTime unknown
双向语音的实际体验取决于是否有回声消除(AEC)和降噪，无AEC的门铃对讲时啸叫严重、对方听不清；纸面'双向语音'是标配，关键看是否标注全双工/回声消除
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75%
Confidence
Long-term
Relevance
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Unverified双向对讲的关键不是音质而是回声消除(AEC)能力，无AEC的机型宠物听到的是带啸叫的失真声，反而会惊吓宠物，选购需确认支持全双工通话而非半双工(说话时听不到)85% similarUnverified对讲音质关注是否支持全双工通话和AEC回声消除，半双工需按键说话（对讲机模式）体验差；带降噪的全双工在嘈杂环境或与快递员沟通更顺畅84% similarVerified全双工AI语音需要声学回声消除（AEC）以防止系统自身播放的声音被麦克风误判为用户输入83% similarUnverified双向对讲实测体验取决于回声消除（AEC）和降噪算法，而非单纯扬声器功率；临街噪音大的环境优先选标注支持AEC全双工对讲的型号，避免出现啸叫和话音截断82% similarUnverified音质与语音助手响应是权衡关系：大音箱播放音乐时音量越高，远场唤醒越难，注重语音控制的可选带专用回声消除（AEC）芯片的机型80% similar
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