These Bose 301 Series V speakers are super clean and offer otherworldly acoustics utilizing “Direct/Reflecting” technology. Direct/Reflecting speaker technology blends reflected and direct sound to re-create much of a live concert’s natural spaciousness. Flared slot port design engineered to reduce air turbulence. Woofer and port geometry complement each other so you can enjoy cleaner and deeper performance in the lower frequencies, particularly at high volumes. Stereo Targeting tweeters use precisely angled, 2″ proprietary drivers to deliver balanced stereo sound, so you can experience lifelike spaciousness throughout the listening area. These will give you a lifetime of hi-fi joy!