D-Link DUB-H7 USB 2.0 7-Port Hub: * D-Link USB 2.0 7-Port Hub enhances the performance of any computer system * Provides seven type "A" downstream ports for connecting USB peripherals, devices, or other USB hubs * Simple, single type "B" upstream port connects the DUB-H7 to the host computer or another USB hub, enabling up to 127 devices to be connected by cascading multiple hubs * Buffers USB data from any attached peripheral in compliance with USB specifications to provide an invisible extension of the USB bus * Supports both low speed (1.5 Mbps and 12 Mbps) and hi-speed (480 Mbps) devices * Diagnostic LEDs provide port status for each port and power status