It provides 7 downstream facing ports with standard A-type USB 2.0 connectors. With NEC uPD720113 USB 2.0 controller it is backward compatible with USB 1.0 and 1.1. The USBG-7Du2i 7-Port USB 2.0 hub provides an out of the box industry standard that allow Since the USB is the most popular external port for devices to connect to PCs the USBG-7DU2i provides an ideal solution to expand your USB ports immediately and save your investment. The USBG-7DU2i is a USB Hub that complies with the Universal Serial Bus The USBG-7DU2i 7-Port USB 2.0 is very convenient for light power consumption USB devices yet rugged enough to handle industrial environments. This USB 2.0 Hub provides DIN-Rail mount and a unique feature to work in bus-powered mode without an external AC Supports keyboard mouse monitor scanner printer PC Camera telephone CD-ROM drive joystick virtual reality helmet modem PBX and many more USB devices.