From the FAQ's Page
if you click on a target below it will take you directly to the answer related to that topic.

Single wide range line source

High power handling

Ten dB of acoustic gain

More uniform sound

Eliminates floor and ceiling reflections

Distributed low frequency radiation

Less attenuation with distance

Superior
Imaging
Depth
Spaciousness

Startling coherence

Response stays the same at any listening height

Wide dispersion

Lower harmonic and  
IM distortion

Excellent transient response

Latest driver technology

Magnetic shielding

Small footprint

All the things you DON’T
get with the IDS-25

No image distortion
No subwoofer needed
No bi-amping or tri-amping
No bi-wiring or
tri-wiring
No right and left hand versions
No woofers, mid-ranges, tweeters or crossovers