Connect and control any serial device via Ethernet (IP network), even remotely. LAVA ESL4-232-DB9 4-Port Device Server is all-purpose device server that allow you to network-enable any serial device, over any distance. Serial ports of ESL4-232-DB9 4-Port Device Server is enumerated as true native COM ports by Windows Device Manager. It appear and function as if they are natively attached to your PC/system. Ideal for POS, security systems, light industrial automation, or any application.