SIIG 4-Port USB to RS-232 Serial Adapter Hub - 1 Pack - External - USB - PC - 1 x Number of USB Ports - RoHS Compliance
Adds four 9-pin (DB9) RS-232 ports to your USB-enabled desktop or notebook computer Supports RS-232 serial devices such as modems, digital cameras, ISDN terminal adapters, graphics tablets, PDAs, bar code scanners, label printers and more Plug-n-play and powered by the USB bus, no external power adapter is needed
Technical Specifications:
Host Interface: USBData Transfer Rate: Up to 230kB/sPlatform Supported: PCNumber of USB Ports: 1Form Factor: ExternalHeight: 0.8"Width: 3.8"Depth: 2.3"Weight (Approximate): 2.90 ozPackage Contents: 4-Port USB to RS-232 Serial Adapter Hub, USB 2.0 Cable, Driver CD, User's ManualEnvironmentally Friendly: YesEnvironmental Certification: RoHSCountry of Origin: China