USB Powered Speaker Connection to PC, Mac or Chromebook with a single USB cable; No need for separate USB and 3.5mm audio connection; Speaker conveniently attaches to the bottom of your monitor with easily accessible volume and speaker mute controls. Surprisingly Great Sound Small compact speaker produces a surprisingly loud crisp sound that is ideal for music or videos. Speaker bar lifts and projects the sound forward for a better stereo experience. Convenient Controls Volume up and down, Speaker Mute with LED indicator, and Play/Pause. Conveniently Clamps to most monitors or stands alone. Easy to Use Simply plug in and play, no installation needed. We also included USB-A to USB-C converter for your convenience to connect to newer laptops with limited or no USB-A ports. Includes Cyber Acoustics CA-2890 USB Speaker, USB-A to USB-C Adapter and User Guide. Includes 1 year warranty.