Cambridge Audio Aero 2 Bookshelf Speakers BMR Drivers, Six-Inch Woofer, Stylish Looks, and Detailed Sound Make Aero 2 One of Best High-Performance, Great-Value Options in Audio Industry Award-Winning Aero 2 Delivers Excellent Sonic Performance Independent of Room Placement Combining a 2.25" BMR (Balanced Mode Radiator) driver and 6" woofer, these little speakers that make a big sound. But don"t make the mistake of thinking them brash. Using a BMR driver instead of a traditional tweeter gives Aero 2 several key advantages, ultimately translating into a radical difference in audio quality compared to its rivals. Remove your preconceptions of what a speaker this size normally does and simply listen for yourself. "I highly recommend Cambridge Audio"s Aero 2. For its combination of high performance and value, it"s a frontrunner for one of our Product of the Year awards, to be announced at the end of this year." - Soundstage! Aero 2 offers a more immersive, natural sound than conventional speakers. With traditional tweeters, the crossover between the tweeter and driver happens at about 3kHz, right at the point where ears are most sensitive to any distortions or differences between the two sources. With a BMR driver, the crossover happens at 250Hz, far outside the most sensitive hearing frequencies. The result is fantastically clear, coherent audio. "The Aero 2 is a bold piece of engineering by Cambridge Audio. Its BMR unit provides an expansive soundstage that is unrivalled at the price." - Hi-Fi World, five-star review The advantages of BMRs also extend to driver construction, which also delivers a more room-filling sound. This makes the design ideal for modern homes and room layouts where speakers might not end up optimally placed for traditional stereo. This means you can place Aero 2 where you want, without using a protractor and measuring tape, and still get great stereo and surround effects. BMR drivers allow Aero 2"