SABRENT 4-Port Portable USB 2.0 Hub for Laptop & Tablet (HB-MCRM)

Port Expansion Capability: Expand by connecting up to 4 USB 2.0, or 1.1 devices to any USB 2.0 capable computer | Universal System Compatibility: Compatible with all Windows/Mac/Linux systems | High-Speed Data Transfer: Supports USB 2.0 transfer rates up to 480 Mbps. Backwards compatible with 1.1 devices and hosts | Reverse Compatibility: Reverse Compatible with USB 1.1 devices and hosts for seamless connectivity with older peripherals | Power Limitation Notice: Charging NOT supported. Devices connected must not exceed a combined current of 5 volts 500mAh | Portable Design: Features a 9.5-inch cable length, making it convenient for use with Ultra Books, MacBook Air, and Windows 8 Tablet PCs