Product parametersProduct name: 4 switches USB HUB3.0 aluminum alloyMaterial: aluminum alloyColor: silver blackSize/Weight: 10.3*4.3*1.9cm/65gLine length: 30cm 60cm 1.2mSpecifications: 4 ports/7 portsPackaging: blister + color boxWhether it can be equipped with power supply: yesProduct Features:The USB3.0 hub is an external one (requires a free USB3.0 port on the computer). Data transmission and power supply are carried out through the USB3.0 data cable, and four ultra-fast USB3.0 interfaces are added to your computer. Supports high-bandwidth peripherals such as USB3.0 disk drives, high-resolution cameras, video surveillance cameras, digital video cameras, and multi-channel audio. The transfer speed of USB3.0 is 5.0Gb/s (the actual speed is 80MB/s), and it supports USB2.0 and USB1.1 downward. It can be used with a range of USB devices and allows multiple USB 3.0 and legacy USB devices to operate simultaneously. The built-in current protection device can effectively protect the connected equipment and the Hub itself in the case of sudden power-on.Product parameters:1. Aluminum alloy material, good texture, with buttons, each switch controls a USB port, with blue light display2. External USB3.0 four-port hub. Plug and Play3. Built-in current protection device, effectively protect the connected equipment and the HUB itself4. Powered by USB3.0 data line, each interface can supply 900mA current. The power distribution can enhance the current and ensure that the equipment with large power consumption can also work at the same time5. Support USB3.0 to serial interface setting, transfer speed up to 5Gb/s, and downward support USB2.0/USB1.1.6. Support hot swap7. The input end adopts a solid USB3.0 B female socket, which effectively ensures the USB3.0 transmission signal. True USB3.0