StarTech.com 6 ft Professional RS422/485 USB Serial Cable Adapter w/ COM Retention (ICUSB422) Digital Cameras / Keyboards / Input Device This 30-foot DisplayPort cable is

This 30-foot DisplayPort cable is both HDCP and DPCP capable

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StarTech.com 6 ft Professional RS422/485 USB Serial Cable Adapter w/ COM Retention (ICUSB422) Digital Cameras / Keyboards / Input Device This 30-foot DisplayPort cable isThe ICUSB422 6ft Professional RS422 485 USB Serial Cable Adapter with COM Port Retention lets you connect RS422 or RS485 serial devices to your USB enabled computer. The adapter features a 9 pin (DB9) male serial connector as well as dipswitch controls for easy port configuration, and requires minimal software. The serial adapter is USB powered, eliminating the aggravation of requiring an external power adapter. With COM port retention, assigned port