Prudent Way PWI-USB-RS232 - USB 2.0 to RS232 Serial Cable Adapter (DB 25 or DB 9), 1' FDTI Chipset used for true USB 2.0 compliance Supports RS232 serial interface (DB 25 or DB 9) Supports over 1Mbps data transfer rate Supports remote wake-up and power management Supports remote wake-up and power management Supports Windows 98/SE/ME/2000/XP/VISTA/7 and Mac OS V9.0/OSX/Linux