Precision Power 355cs - Manual (Page 4)

Tweeter level control - A three-position switch adjusts the volume of the tweeter
with respect to the midrange .
Tweeter phase switch - A two-position switch which allows 180° or 0° phase
difference between the tweeters and midranges .
Midrange contour control - A two-position switch offers a frequency response
correction circuit to adjust for flat frequency response in the car on axis or off
axis .
Bi-amplifiable/ bi-wirable - The passive crossover supplied with this system is bi-
amplifiable or bi-wirable; typically only available in high quality audiophile home
loudspeakers .
Solid state tweeter protection - Advanced protection circuitry provides protection
for the tweeter against overpowering or amplifier clipping .