1.TCP, UDP network protocol; 2. Serial port-RJ45 converter 3. Suit for LAN, VPN ... and supply one standard RS232 (or RS485) COM port. It have 16K buffer, its parameters can be ... use and management3. Specifications Interface 10M/100M Ethernet interface Serial data interface • Type: TTL/RS-232/RS-485 ... humidity: 20~95% non-condensing KB2001 Serial port-RJ45 conerter network converter,Suit for LAN, VPN etc ...