工(gong)業級,支(zhi)(zhi)持雙頻GSM/GPRS,模塊內嵌(qian)完整的TCP/IP協議棧,提(ti)供RS-232/485接口,數據終端支(zhi)(zhi)持永遠(yuan)在線(xian)、空(kong)閑(xian)下線(xian)、空(kong)閑(xian)掉電(dian)三種工(gong)作方式,支(zhi)(zhi)持短(duan)信和打電(dian)話喚(huan)醒功(gong)能,看門狗技術。.
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