UGREEN USB 3.0 Hub 4 Port USB 3 Data Hub Portable Super Speed Compatible for MacBook Air, Mac Mini, iMac Pro, Microsoft Surface, Ultrabooks with 3 FT Extension Cable USB Hub (Black) UGREEN 4-PORT USB 3.0 HUB simply helps you to connect up to 4 USB devices to your PC or Laptop, such as external hard drives, USB flash drives, mouse, keyboard, USB headphone, speakers, memory cards, keyboard, mouse and much more USB devices etc. It keeps you away from the trouble of plugging& unplugging repeatedly. 5GBPS SUPER SPEED USB 3 HUB: USB 3.0 Hub supports super faster data transfer up to 5Gbps- 10X faster than USB 2.0 (480 Mbps), which allows you to transfer HD movies or files in just seconds. It is backward compatible with USB 2.0, 1.1 and 1.0. Through the LED indicator, you can easily monitor the connection status. WITH 3FT USB 3.0 EXTENSION CABLE: This usb 3.0 powered hub with extended cable can extend hard-to-reach USB ports on your desktop to your desired location, which making it a nice choice for desktop. Moreover, the handy and compact design offers an ideal way to fast access to your USB devices anywhere. GREAT COMPATIBILITY: Compatible with Windows 10/8/8.1/7 / Vista / XP and Mac OS X, Linux and Chrome OS. Plug & play, no driver needed. With 3.5mm x 1.35mm DC-Jack, if you connect high power consumption devices (more than 900 milliamps) HDD, power supply can be connected to offer extra power (POWER ADAPTER SOLD SEPARATELY). NOTE: this product ONLY works with DC 5V (Center Positive Polarity) adapter for power supply. STABLE AND SECURE: With built-in protection for over-voltage and over-current, this 4 port usb charging hub can keeps your digital devices and data safe. 18 MONTHS WARRANTY: Any product from Ugreen enjoy a 18 months warranty, welcome to contact us.