Product Description 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 Features: * 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 Please Note: For a stable connection, the devices connected to the 4 Port Hub must not exceed a combined current of 5 volts 500 mAh. External hard-drives should be connected to an external power source. This 4 Port hub will not charge an iPad (it will only sync).

• Expand by connecting up to 4 USB 2.0, or 1.1 devices to any USB 2.0 capable computer. 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.

Expand by connecting up to 4 USB 2.0, or 1.1 devices to any USB 2.0 capable computer. 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.Unbranded