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. It plugs into a USB port on a Windows or Macintosh computer and provides one male DB9 port for direct connection to serial devices. A 3-foot USB cable is included.This "High Speed" USB Serial Adapter supports data rates up to 230Kbps, twice the speed of a standard PC serial port. It is 100% USB compliant and features simple "Plug and Play" installation (no IRQs). Ideal for laptops, the adapter draws its power from the USB connection so no power adapter is required.