RS 1001 E

Introduced: 1989
Dimensions: 32 x 19 x 16 cm
Bass: 1 x 11 cm
Highs: 1 x Polyspherit
Suggested for amplifiers with: 8-50 Watts per channel
Frequency range: 70 Hz - 22 kHz
Crossover frequencies: 4500 Hz
Suggested price (pair):  $ 170

A technical sheet with crossover schematics can be seen here.