True USB Speakers It is maybe the 1st stereo computer speakers without 3.5mm AUX plug, only the single USB cable can transmit both audio and electric power to the USB computer speakers. Direct Volume Control Compared with other general USB-Powered Speakers, the biggest benefit of being [True] USB Speakers is that users can directly adjust the computer system volume through the knob. (No need to separately adjust system volume and speaker volume) Hi-Quality Stereo Sound Boasting dual hi-sensitive driver ensures crystal-clear stereo sound with greater dynamic range, richer bass and lower distortion. Small but Loud Enough The desktop speakers are very small and it will not take up too much desktop space, while the sound volume is loud enough for personal needs. Compatible with Windows PC The PC speakers can work great with various brands of Windows (7/8/10/11) PCs, such as HP, Lenovo, Think Pad, Dell, ASUS, Acer, LG or more. Compatible with mac OS and Chrome OS Laptops This