Keyspan Port Serial Adapter

The Keyspan USB 4-Port Serial Adapter allows 4 serial devices to be connected to a single USB port. It provides a simple way to add serial ports to a PC without the hassle of installing a serial card, turning off the PC, or configuring IRQs.

This adapter is ideal for industrial and enterprise markets where there is a need to connect serial device to a PC for process control, data collection, or point of sale applications. It is also ideal for connecting modems, fax modems, or terminals to a server.

Features:
Plugs into a USB port on a PC or Macintosh
Provides four RS-232 male DB9 ports for direct connection to serial devices
Supports data rates up to 920 Kbps per port
Draws its power from the USB connection -- a power adapter is not required
Compatible with Windows 98, Windows Me, and Windows 2000; Mac OS 8.6 (or later); Linux 2.4