Multi port expansion, more than one wonderful side. Get rid of the problem of single interface of thin and light notebook, and connect more devices: USB flash disk, keyboard, mouse, mobile hard disk, USB small fan, printer, etc 3.55mm earphone hole, comfortable listening to music and charging. 3.55mm audio interface, support stereo sound effect, connect headphones / audio, etc., and ensure the right combination of office and entertainment (YX-X3 support this function) PD100W fast charging, with PD charging port Connect the PD power supply to support charging the mobile phone or laptop while working, and support PD3.0 fast charging protocol, charging power up to 100W, support for NS game console, and all interfaces can be hot plugged (YX-X3 support this function) With USB3.0 interface / USB2 0 interface, which can connect multiple USB devices at the same time. USB 2.0: speed 480mbps, downward compatible with USB 1.1, output power 5V / 500mA; USB 3.0: the speed supports up to 5Gbps, 1GB files are transmitted in 3 seconds. Downward compatible with USB 2.0 / 1.1, output power 5V / 900mA; Type-C: USB2. 0 480mbps transmission rate, maximum output power 5V / 1.5A The product is applicable to various mobile phone / computer connection, USB peripheral charging and audio expansion. The Type-C input port is designed for plug and play regardless of positive and negative.Highly compatible. For NS game console / Apple / Android / iPad / computer can be used. Compatible with all devices with open Type-C ports on the market Product interface: YX04-X3: 1xUSB3.1/1x Type-C(2.0)/1xUSB2.0/1x3.5 Audio Jack/1xPD Product power: 100W Colour:silver Material:Aluminum Alloy Package Contents: 1 * Type-C Hub Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.