PTC"s Premium High Speed USB 2.0 Serial Adapter with Built in Drivers for XP and 2003 and Windows Vista!. Sipports Windows 7. Ultra Compact Mini USB 2.0 Serial RS-232 Adapter cable for NoteBook and Laptop Users. Mini Adapter has one Status LED and uses FTDI Chip for up to 230K Speed. Converts a USB port into a 9-pin male RS-232 serial port capable of speeds up to 230,400 bps. The USB Serial Adapter provides instant connectivity with modems, ISDN TAs, PDS, handheld & pocket PCs, digital cameras, POS, serial printers, etc. It is suitable for remote access, retail and industrial applications, data collection and other applications requiring a High speed and or LOW serial communications port.