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: USB
Data Transfer Rate: 230kB/s
Platform Supported: PC
Number of USB Ports: 1
Form Factor: External
Country of Origin: United States