[Ultra Slim] Weme 4-Port USB 2.0 Data Hub with Built-in 10CM Long Cable for iMac, MacBook, MacBook Pro, MacBook Air, Mac Mini, Chrombook, Surface 3, Surface Pro 3, Surface Pro 4,Surface Book,PC 4 port USB 2.0 or 1.1 devices to Compact size and portable. Easily expand by connecting up to your Macbook, Laptop, ultrabook, tablet PC and any USB 2.0 capable computer works with USB. Works with USB extension cable and reverse Compatible with USB 1.1 Designed with a built-in surge protector to keep your devices safe. Plug-and-Play; hot-plugging; driver free. Designed with a built-in surge protector to keep your devices safe Build in Overvoltage/Overcurrent/Leakage and Short-Circuit protection unit. The connection cable is attached to the hub -no need to worry about leaving it behind or losing it Compatible with Windows XP /Vista/7/ 8 /8.1 (32/64-bit), Mac OS 10.10 or higher, Linux.