Why to Buy The Logitech Speaker System Z520. Bring your music to life. At your desk & around the house.; Sales benefits;;;;;;; Its 360-degree sound helps project audio evenly in all directions so you get a great listening experience throughout the room. ;;;;;;; Amplified two-way design realistically reproduces sound for clear natural acoustics. ;;;;;;; With 26 watts (RMS) of power it s loud.....