Every Preference model loudspeaker is "timbre-matched" ensuring sonic uniformity throughout
the line. This means all models have been carefully engineered to have a family sound; this is
also referred to as "voice matching".
Certain fine loudspeakers in the audio industry become benchmarks of sound quality or reference standards by which authoritative industry experts judge all others.
Preference architectural loudspeakers are the new mark of excellence. You will find no greater value.
All Loudspeakers 
Dual voice coil Kevlar® long throw woofer 