3FT Dual Port USB 2.0 to Serial Adapter FT2232D Chip with Power RX and TX LED This USB to dual RS232 serial port converter cable utilizing the high performance FTDI CHIP easily adds 2 standard serial ports to your desktop, laptop or other mobile device. Serial outputs are automatically configured as additional COM ports with Windows 7(32/64bit), 2008,98, ME, 2000, XP, Vista, Linux, Mac and now also Win CE. Compatible with most GPS and PDA devices (Garmin, Mallagan, Palm), modems, printers, scanners, digital cameras and office equipment. This converter cable has protection against static electricity and surges up to 15KV which gives you reliable data transfers and protects the converter and your equipment from damage due to over voltages. USB Plug and Play allows easy installation and requires no IRQ, DMA, or I/O port resources which means more devices can be attached to your system without the hassles of device and resource conflicts. Suitable for general office, commercial and industrial use. FTDI and SIPEX CHIP Powered by USB, the device does not require a power outlet Once connected, the adapter retains assigned serial COM port values, allowing the same values to automatically be re-assigned to the ports provided by the adapter in the event it is disconnected, then re-connected to the host computer. This innovative Serial adapter offers a professional grade solution for connecting legacy or industrial RS232 serial devices to more modern computers, or computers with unused USB ports - perfect for connecting serial modems, barcode scanners or any device with serial sync through USB, eliminating the expense of upgrading serial peripherals for USB compatibility