Multiport: The 3-port USB 3.0 Hub helps protect the USB port on your PC or computer by adding two additional USB ports. If the USB port of the PC is frequently inserted and removed, it is easily damaged. With this small hub, you can connect three USB devices at the same time without worry. ADAPTER AUDIO USB: The USB sound card is perfect for replacing defective sound or audio port cards. It adds a Mono microphone input and audio output port to your computer the USB port. It allows USB connections headphones, headphones, speakers or an existing 3.5mm microphone. USB 3.0 allow data transfer speeds of up to 5 Gbps, and you can quickly transfer large files from the USB 3.0 port on your PC; it is also backward compatible with all devices and hosts with USB 2.0 or 1.1. PLUG&PLAY: Supports plug and play hot plug function, no driver required. Discription: 1. Using VLS813 + Cmedia CM108 main control chip, its stability and compatibility are ordinary chips. 2. Only two wires need to be installed, abandoning the complex line installation in the past. 3. Internet Cafe anti-theft: with the desktop removal opener. Aircraft vendors can completely lock up, back to press the desktop removal opener, restart and other keys can be. Let disassembly steal PU, memory, image cards and other valuable components of the Wei M from the start. 4. Household: If the keys on the front panel of your airway are broken, or if the high-end touchscreen is broken, it can be saved by the desktop mobile switch, instead of trying hard to repair the cabinet. Colour: black Material: ABS Size: 10 x 6 x 3cm Package Contents: 1 x switch Only the above package content, other products are not included. Note: Light 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.