Digi Edgeport/4s MEI 4-port Converter - 1 x USB, 4 x 9-pin DB-9 RS-232/422/485 Serial
EDGEPORT 4S 4PORT RS232 422 485
Technical Specifications:
Host Interface: USBData Transfer Rate: 230kB/sPlatform Supported: PCNumber of USB Ports: 1Form Factor: ExternalCountry of Origin: United States