The Bose Companion 2 Series III is a compact, two-piece computer speaker system designed to deliver lifelike, spacious audio through TrueSpace® stereo digital signal processing, enabling wider sound from just two speakers. Its ported cabinet design enhances low-end performance, while dual 3.5 mm inputs let you connect both your computer and an auxiliary device like a smartphone. The right speaker houses a front-panel volume control and headphone jack for convenient listening. The system offers plug-and-play simplicity with no software needed and a setup that’s fast and intuitive.