Micro Connectors' USB 2.0 to serial adapter enables a serial device to be connected to a computer through the USB port. Great for PDAs, cell phone, digital cameras, and modems. Over 500 Kbps data transfer rate. True Plug & Play, No additional power needed, light weight, No Interrupt setting, Easy COM port and speed setting. Easy to install for Windows 7, Vista, and other Windows operation system. This product uses the popular Prolific 2303 chipset.