Certified: Microsoft WHQL approved - High speed: Supports 460 Kbps - four times the speed of a built-in serial port - Detachable Cable: Use adapter with any USB cable (up to 5 meters long) - LEDs: Show adapter status and data activity - Plug & Play: Appear as standard COM ports - Bus Powered: No external power adapter required...

Looking for a way to connect your serial devices to a USB port on your PC? The Keyspan "High Speed" USB Serial Adapter is a simple, inexpensive, and reliable way to make this connection. - The Adapter is ideal for use with modems, digital cameras, ISDN terminal adapters, graphics tablets, PDAs, bar code scanners, label printers and other serial devices which require an RS-232 connection....

The USB Twin Serial Adapter plugs into a USB port on your Mac. It provides two RS-422 mini-DIN8 ports for connection to serial devices. Each port supports data rates up to 1 Mbps. This adapter has been certified by Apple for controlling video decks with Final Cut Pro. It has also been certified by Avid, DigiDesign and other video editing software providers....