The USB to serial adapter provides an external plug and play RS-232 serial connection with your computer, allowing you ot free up your existing serial port. Users have the capability to utilize the adapter with serial port interface in an easy to use environment. The adapter is designed for connections to ESL data network switches, cellular phones, PDAs, Digital cameras, Modems, or IDSN terminal adapters through your USB port with up to 230kbps data transfer rate.Features: Supports automatic handshake mode. Works with cellular phones, PDAs, Digital Cameras, Modems, and ISDN terminal adapters. Supports Windows 98/98SE/ME/2000/XP, Mac 8.6 and higher, and Linux. Supports remote wake-up and power management. Frees your RS232 ports for other uses.