WESDAR Computer speakers, USB Powered 3.5mm Jack Wired PC Speakers with Volume Control for Computer Laptop Notebook Tablets, Pack of 2, 671S-Bk A Mini Home Theater with Heavy Bass: the speaker let you enjoy the music and movies in full rich stereo sound,put it in your room, living room, or home office, the WESDAR 671s packs a powerful punch for any space. USB Powered and Simple Use: Just plug the USB cable into your device and plug the 3.5mm jack into your audio device,stable and low power consumption.The compact design allows the speakers to easily sit on your desk. Compatible with Multiple Devices & Platforms: It works with iPad, iPod, iPhone, Mac; comparable Android-based smartphones and tablets; Kindle Fire, Nexus, Microsofts Surface; MP3/HD radio sets and Windows-based laptops, netbooks, and PCs. Easy audio adjustments: On speaker adjustable volume controls ,makes it easy to control volume. 24 months worry-free warranty available.