Add up to 4 peripherals quickly and easily with the Sabrent HB-UMLS USB 2.0 Hub. Especially great for notebooks which come with only a few ports in an era when you need to attach many USB devices at once, such as a printer, card reader, cell phone, iPod, thumb drive, mouse, keyboard, or an external hard drive. Achieve full 480 Mbps on each port, or daisy chain multiple hubs to a maximum of 127 devices. Fully backwards compatible with the USB 1.1 products Expand by connecting up to 4 USB 2.0, or 1.1 devices to any USB 2.0 capable computer Compatible with all Windows/Mac/Linux systems. Supports USB 2.0 transfer rates up to 480 Mbps. Backwards compatible with 1.1 devices and hosts Reverse Compatible with USB 1.1 4 per-port LEDs. Sleek black finish. All 4 ports on one side to minimize cable clutter. Approximate Product Dimensions: 1.25" x 0.5" x 3.25" (Length x Width x Height) Please Note: For a stable connection, the devices connected to the 4 Port Hub must not exceed a combined current of 5 volts 500mAh. External hard-drives should be connected to an external power source. This 4 Port hub will not charge an iPad (it will only sync).

• * Blue LED to indicate power status for each port * Data transfer speeds up to 480 Mbps
• * Four downstream ports support high-speed (480Mbps), full-speed (12Mbps), and low-speed (1.5Mbps)
• * Supports up to 127 devices by daisy-chaining multiple hubs * Some power-intense USB devices may require a AC-Powered USB hub
• System requirements: * Mac OS 9.1 & higher * Windows 98SE /ME /2000 /XP /Vista /7/8
• * Linux 2.4 or above Package contents * USB 2.0 4-port hub

* Blue LED to indicate power status for each port * Data transfer speeds up to 480 MbpsUnited States