Logitech Z211 is a USB-powered 2.1 speaker system that's easy to setup and easy to use. Connect to any USB port for power, including your laptop or USB power adapter. Then connect to the headphone jack (3.5 mm) to enjoy full sound and enhanced bass in a small form factor. The power button is accessible on the back of the subwoofer and you easily control volume from your device.
2.1 speaker system - full sound in a compact design
Full audio and enhanced bass
Easily control the volume from you device
On/off switch on the back of the subwoofer