... /IP Protocal rs232/rs485 Fiber optical modem support AT command KB3000 GPRS DTU (Data Terminal Unit) is wireless data transmitting terminal ... of GPRS and embedded with High reliable ARM7 CPU.KB3000 GPRS DTU is used in electric power automatic system, industry ... -points.l Plug and play: When work with KB2000 or KB3000 of our product, no need to develop any software and ...
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