ECHO LED vs Image to PDF

ECHO control APP is based on Bluetooth 4.0 wireless application technology of LED lights. APP has pictures take color (camera mode, photo album mode), sound and light music interactive (user can choose the music), acoustic microphone interactive lighting, and have set the timing and static dynamic mode settings. ECHO是基于蓝牙4.0无线应用技术的LED灯控APP。APP具备图片取色（相机模式，相册模式），声光音乐互动（用户可自选音乐）,麦克风声波灯光互动，并具备定时设定和静动态模式设置。

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