LED设备可以滚动播放字母或者简单的图片，而扬声器可以回放音乐、声音或者事先由朋友家人录制的讯息。
The display can show scrolling text or simple images and the speakers can replay music, sounds or pre-recorded messages from friends or family.
Tiles有个“瞥一眼”的概念，它们可以稍稍上下滚动不长的距离，多显示一点文字和图片。
Tiles can support the idea of "peek" where they scroll up and down to show both text and images. The amount of scroll isn't very much.
他们向下滚动页面，在看完产品内容后又重新向上滚动(参考下面的图片)。
They scrolled down but stopped when they arrived at the end of the content section and scrolled up again (see figure below).
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