Single USB Cable Computer Speakers: Plug and Play, just plug the USB cable into your computer and no need for 3.5mm jack or other drivers, PC speaker can make clear sound. Can help you avoid messy cables, provide you a tidy desk. USB Expansion: Instantly add 3 USB Ports to Any compatible device. Transform a single USB port into a full work station. The extended 5.9 ft cable allows for the perfect set up and easy access to out of the way ports. Use the included cable tie to adjust the length for maximum comfort and productivity. Microphone Enhancement: Built-in microphone function Optimized Clarity and Volume, with its flat frequency response, the mic transmission your voice clarity, made for minimalist or smaller setups, it barely takes up any desk space, Easy to bring along if you need take your streaming elsewhere. Perfect For Home Offices: Connect to your computer with a USB-C cable-without needing to install drivers. It is compatible with all popular online conferencing platforms and Social application. Whether you are in a meeting, online class or playing games, watching , listening to music, this is a good choice . Working voltage: USB 5V Lower rated power: 1W USB protocol: USB2.0 USB cable length: 1800mm Sound card power: 105mW Colour:As Shown Material:ABS Package Contents: 1 * USB Expander 1 * English instruction manual 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.