Key Benefits • Simple way to add high-speed FireWire 800 ports to any compatible computer • Provides support for the fastest FireWire multimedia peripherals • Works in any PCIe slot • Plug-and-play simplicity • Supports hot-swappable device connection. Plug in and disconnect peripherals without shutting off your computer • RoHS compliant High-Speed, High-Bandwidth Ports for Fast Data Transfers Do you work with files stored on external hard drives? You may not be getting the maximum performance from them. Many drive enclosures feature a FireWire 800 (1394b) interface, which provides up to twice the data transfer speeds and bandwidth of FireWire 400 (1394a), both critical attributes when working with multimedia applications. Don't settle for a slower connection and less than maximum performance; get a Sonnet Allegro™ FireWire 800 PCIe adapter to take advantage of the extra speed FireWire 800 offers! Mac & PC Compatibility For complete Mac and PC compatibility list, visit product's webpage.