RS232 to RS485 Ethernet Adapter Converter DB9 to RJ12 Full Duplex

RS232 to RS485 Ethernet Adapter Converter DB9 to RJ12 Full Duplex. housed in a sturdy metal enclosure. Requires DC 5V power supply that is NOT Included Note that this will not work with 2 wire simplex (half duplex) rs485 systems, it is for 4 wire systems only (Full Duplex) This unit is new and will arrive as pictured