说明：  海凌科电子出品的HLK-7688A 模块是一款基于MT7688AN 的低成本低功耗的物联网模块。该模块支 持Linux 和OpenWrt 操作系统及自定义开发，具有丰富的接口和强大的处理器，可以广泛的应用于智能设 备或云服务应用等。
(The HLK-7688A module of the electronic products produced by Hai Lingke is a low cost and low power Internet of things module based on MT7688AN. The module With Linux and OpenWrt operating system and custom development, it has rich interfaces and powerful processors, and can be widely used in intelligent settings. Preparation or cloud service applications.)