多電口光纖收發(fā)器，千兆光纖收發(fā)器，純10兆光纖收發(fā)器，工業(yè)MODEM，單芯雙向光纖收發(fā)器，嵌入式工業(yè)MODEM，專線MODEM，DL-1200，千兆自適應(yīng)光纖收發(fā)器，以太網(wǎng)收發(fā)器，E1協(xié)議轉(zhuǎn)換器，E1轉(zhuǎn)RS232/485/422，E1轉(zhuǎn)多路RS22串口，RJ45轉(zhuǎn)BNC，BNC HUB，以太網(wǎng)集線器，光纖MODEM，光纖轉(zhuǎn)串口RS232/485/422，PCM復(fù)用設(shè)備