diffusori q acoustics 7000lri15 100W 2x75mm Drivers 25mm Tweeters The 7000 Series models are a complete line of loudspeakers with higher than normal power that can therefore be used without a subwoofer. That's why they're the ideal choice when a small, unobtrusive speaker is desired and there's no space to fit a subwoofer. We wanted a loudspeaker with great sonic performance at an amazing cost. With the Cinema Pack 7000, our designers have outdone themselves. Thanks to the