I love the QSD-216 MB Quarts, these are by far the best I've heard. CDT ES620Z's are awsome..............Focal, Helix, Morel, Dynaudio and Diamond Audio all pretty awsome if you stay towards their competition line.
http://www.woofersetc.com/images/pro...rt/qsd-216.jpg
2-way component system
1" Titanium tweeter
6.5" WPC coated polypropylene woofer Crossover
Power Handling: 90-170 W
Impedance: 4 ohms
Sensitivity: 2,6 W (90 dB/1m)
Frequency Response: 35-32.000 Hz
Crossover Frequency: 2.500 Hz
Crossover Slope: 12/12 dB/oktave
Manually selected Q Signature woofers, individually paired, with frequency response measurements and signed test certificate
Woofers with die-cast aluminum chassis and WPC-coated polypropylene cone and dust cap in exclusive Q Signature design
Specially developed Q Signature heat sink for the high-performance neodymium magnet system of the woofers
1" Q Signature tweeters with specially designed metal housing and coated two-piece titanium dome with neodymium magnet
Exclusive Q Signature crossover with extremely tight work tolerances and highest quality components. Tweeter output adjustable to four different levels
Bi-wiring and bi-amping enabled
Soft-touch treated accessories for flush and surface mounting included
Q-216 SIGNATURE - MB Quart Q216 SIGNATURE 6.5" 2 Way Component Speaker System