1 int. high-speed (480Mbps) ports for USB device connections Supports high-speed (480Mbps), full-speed (12 Mbps) and low-speed (1.5 Mbps) data transfer modes Hot-swapping feature allows you to attach/detach USB devices without first powering your computer off Works with a variety of USB 2.0/1.1 devices including hubs, data storage devices, PC video cameras, digital cameras, CD-R/RWs, DVD-RAMs, sca