black box IC640A 
型号:IC640A 
产品描述:USB 2.0 Hub, 10-Port
Further Detail : Detects speed of connected USB devices automatically.
Powered either from the USB(without a power adapter) or from the
included adapter (recommended when connecting multiple USB devices).
Supports hot pluging of USB peripherals.
Features overcurrent and protection.
Works with WINOOWs? 2000, WINOOWs XP?, WINOOWs Vista?, and WINOOWs 7 
systems, as well Mac? OS 10.x and above systems.
with a USB cable with mini-USB port for hub–computer connection.
Great for simplifying workstation connection USB scanners, printers,
storage drives, keyboard, mice, and other USB devices.
USB 2.0 interfaces support data rates of 1.5 Mbps, 12 Mbps, and 480 Mbps.