vivo X300 Ultra MWC 首秀：双 2 亿三摄与「增距镜之王」齐亮相
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，这一点在爱思助手下载最新版本中也有详细论述
两个文件的编码都是采用的 flac 的无损编码方式，假的这个文件采样率是 44.1kHz，理论上最高的采样率是 22KHz，但是上图非常明显，16KHz 以上已经几乎没有响度、全部截断了。这个是非常明显的 128k 码率的 mp3 文件的特征，也就是说这个假的 flac 文件是从一个 128k 的 mp3 文件直接转码来的。
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Naturally, due to its thickness, the phone has a tiny battery cell (I don't know the capacity), but you can add 3,000mAh battery packs to the back. And another. And even another, topping out at around 10,000mAh, beating the capacity of most mainstream smartphones. It was only then that I realized it lacked any traditional USB-C charging port. Instead, a charging module can be attached to either of the two pairs of connectors. (And you can add further modules on top of that.)