Computer Speakers, Wired Computer Soundbar Powered by USB, Small PC Speaker, Mini Sound Bar with HiFi-Quality Sound, Loud Volume, Rich Bass for Windows PCs, Desktop, Monitor, Laptops have not volume control knob

have not volume control knob

which also has a Pan Tilt function that allows wireless security camera to monitor with different angles of the home meanwhile

Finger Control

such as a shop

and Shine with Unstoppable Power & Protection:

Computer Speakers, Wired Computer Soundbar Powered by USB, Small PC Speaker, Mini Sound Bar with HiFi-Quality Sound, Loud Volume, Rich Bass for Windows PCs, Desktop, Monitor, Laptops have not volume control knobHigh Sound Quality 2 high fidelity full magnetic speakers and 2 deep basin bass diaphragms can ensure you enjoy high quality music 0 100% Volume Control Compared with other speaker button adjustment styles, our knob style design allows you to adjust the volume easily and more quickly Plug and PLay The simple and clear usage method asks you to use our speakers in the shortest possible time and enjoy high quality music. High Quality Sound: PC Speakers