About this item: 1. Suitable for mobile phones, MAC BOOK notebooks, tablet computers 2. Detailed parameters, 24pin connector, upper 12pin, lower 12pin. Positive and negative universal 3. The size of the socket end of the C-type interface is as small as the micro usb specification, about 8.3mm*2.5mm, which can withstand 10,000 repeated plugging and unplugging. 4. The maximum transmission speed can reach 5GP/S, which is twice as fast as 3.0. Standard specification cables with C-TYPE connectors can be 3- Current 5. 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 high-speed USB3.0 interfaces are quickly 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 reaches 5.0Gb/s (actual speed is 80MB/s), and supports USB2.0 and USB1.1 downward. It can be used with a wide range of USB devices, and allows multiple USB3.0 and traditional USB devices to operate simultaneously.