These stereo speakers provide clear sound and the compact design is great for small spaces. Easily access all controls, including the headphone jack, on the right speaker. Highlights 6 Watts Peak/3 Watts RMS power delivers clear stereo sound from the dual 2” driver design. Headphone Jack Easily access power, volume, headphone jack and auxiliary jack on the right speaker. Works with any device with a headphone jack (3.5mm) input including Power adapter cable: 1.8m With 6 watts of peak power for producing enhanced stereo sound, the Logitech Z150 Multimedia Speakers in Black contribute clear audio to your home entertainment. Compatible with any device featuring a 3.5mm output, these twin speakers can be connected to computers, mobile devices, and many other kinds of electronics for stereo sound. Volume and power controls are built-in for convenient adjustments, and a headphone jack enables you to keep listening to your movies or music without disturbing others.