| Form Factor | Bookshelf / Stand Mounted |
| Signal Path | Passive Hardware |
| Dimensions | 31.8 × 55.2 × 28.6 cm (W × H × D) |
| Weight | 35lbs |
| Frequency Response | 37Hz-22kHz |
| Treble | 1" Dome |
| Midrange | 4" Cone |
| Bass | 9" Cone |
| Sensitivity | 94dB/W/m |
| Impedance (Nominal) | 8Ω |
| Impedance (Minimum) | 6Ω |
| Crossover Frequencies | 550Hz, 3.2kHz |
| Recommended Amplifier Power | >25W |
| Enclosure Type | Bass Reflex |
| Finish | Gray |
| MSRP (1981) | $289 |