The two small speakers on stands (stands can be easily removed) give rich tones and quality one expects from Bose. The sub-woofer adds those great bass sounds and the disk controller is very handy and close by – no reaching for a tiny speaker volume knob, especially for older or worn hands.
https://www.amazon.com/Bose-Companion-multimedia-speaker-Graphite/dp/B000HZBR64