| Form Factor | Part |
| Signal Path | Passive Hardware |
| Dimensions | 40.6 × 40.6 × 20.8 cm (W × H × D) |
| Weight | 34lbs |
| Frequency Response | 60Hz-20kHz |
| Treble | Constant Directivity Coaxial Horn |
| Midrange/Bass | 16" Paper Cone |
| Sensitivity (New JIS) | 102dB/W/m |
| Impedance (Nominal) | 8Ω |
| Crossover Frequency | 1.5kHz |
| Crossover Slope | Low Pass: 12dB/Oct, High Pass: 18dB/Oct (Second Order, Third Order) |
| Dispersion (Horizontal) | 60° |
| Dispersion (Vertical) | 40° |
| Compression Diaphragm Material | Aluminum |
| Resonant Frequency (Fs, Woofer) | 24Hz |
| Voice Coil Diameter (Treble) | 1.75" |
| Voice Coil Diameter (Woofer) | 3" |
| Voice Coil Wire Material (Treble) | Aluminum |
| Voice Coil Wire Material (Woofer) | Copper |
| Voice Coil Wire Geometry | Rectangular |
| Magnet Material | Ferrite |
| Magnet Weight (Treble) | 2.5lbs |
| Magnet Weight (Woofer) | 5.6lbs |
| Power Handling (Nominal) | 65W |
| Finish | Dark Gray |
| MSRP (1982) | ¥260,000 |
| Notes | Japanese market specific model variant of Altec 604-8K |
