Kappa 7 / 7A

Introduced: 1987
Dimensions: 94 x 43 x 31 cm
Bass: 1 x 30 cm
Mids: 1 x Kappa-Polydome
Highs: 1 x EMIT
Suggested for amplifiers with: 40-200 Watts per channel
Frequency range: 37 Hz - 45 kHz
Crossover frequencies: 800 Hz, 4500 Hz
Suggested price (pair): 1500 $

A technical sheet with crossover schematics can be seen here.

Comment: I own a black pair of Kappa 7A’s and use them as rear speakers. They have a very deep and strong bass! Excellent!