说明：  N720 是一款基于高通平台的 4G 全网通工业级模块，外型尺寸为 30mm *28mm *2.8mm。工业 级高性能：超宽工作温度达到-40℃到+85℃，静电能力达到 8KV；支持国内移动/联通/电信三大运 营商的 2G/3G/4G 网络制式，适合用于开发无线抄表终端、车载、手持 POS、工业路由器等物联网 通讯设备。
(N720 is a 4-G all-network industrial module based on Qualcomm platform. Its size is 30mm * 28mm * 2.8mm. Industry High performance: Ultra-wide working temperature up to - 40 C to + 85 C, electrostatic capacity up to 8KV; Support domestic mobile/unicom/telecommunications three major transport Business 2G/3G/4G network format, suitable for the development of wireless meter reading terminals, vehicle, hand-held POS, industrial routers and other Internet of Things Communication equipment.)