Catalog > Consumer Electronics > Computer Peripherals > Computer Accessories USB 4 port Hub USB Port Hub HUB 4 PORT #TT USB 4 PORT HUB WITH SWITCHES , HI-SPEED SUPER USB2.0 , SUPPORTS 500GB , FEATURES 1 UPSTREAM AND 4 DOWN, TRANSFER RATE :1.5Mbps/12Mpbs/ UP TO 480Mbps ,BUS POWER LIMIT CURRENT PROTECTION , 500MA, Note - for best performance, use 5v adapter.to be purchased Discontinued Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Overview 4 usb ports standard a type upto 100ma current per port. 1usb mini b type female input connector. It provides full over current protection. mac , linux , windows virtually all os. usb 2.0 and acpi compatible with led indicator. With on/off switch. Power saving with individual switch. Has an elegant design. 5v/2a or 5v/1a converter adapter is required to to run multiple heavy/high power devices. However, devices like printer, keyboard, mouse, lower powered hard disk etc can run without adapter. Note - for best performance, use 5v adapter.to be purchased separately