Product color: black/white Product name: 4/7 port switch usb2.0High-speed hub Product model: 2.0 divider Product Link: usb2.0 b-type male port/dc power supply/usb2.0 a-type female port Product material: plastic Product color: black Product size: l105*w16*h22mm Product weight: 80g Support system: windows xp/vista/7/8 and mac with usb support Note: this hub does not apply to upload, only for data transmission Characteristics: Lightweight and easy to transport There are only two usb ports on the notebook, and there is no place for the usb flash drive after connecting the mouse and camera. Bringing a usb hub is much more convenient The desktop's usb interface is usually on the back, and it's tiring to bend over to turn it on and off. Connect the usb hub to the back, we can use the usb device directly in front of the host. Get rid of the worry of too crowded usb port. The appearance design of this 4 port usb hub is very beautiful. The independent usb sockets are separate from each other, which avoids compressing some large usb devices together, which is practical and convenient. The package includes: 1*2.0 USBHigh-speed hub