Description: 100% Brand New and high quality Brand New and High Quality Prolific CH340 chipset Smart USB to RS-232 (DB 9-pin male serial port) interface Supports various serial devices like modems, PDAs, Celluar phones, digital camera, card readers and more. Easy plug and Play installation USB specification 1.1, and USB 2.0 compliant Supports over 1Mbps data transfer rate Supports remote wake-up and intelligent power management Cable length: 1m/3ft Windows 98/Se/ME/2000/XP/Vista (32 &64)/Windows7(32&64) Note Please take notice of the installation order. Run the driver installer program before plugging in the USB to Serial adapter. If you already plug the device during the driver installation, you need to re-plug the device again for windows to enumerate the device and load the drivers installed.