SM-4
| Brand | McCune Sound |
| Designer | Dennis Minnick |
| Function | Speaker |
| Produced | 1979 |
| Form Factor | Floorstanding / Stand Mounted |
| Signal Path | Passive Hardware |
| Dimensions | 86.4 × 50.8 × 45.7 cm (W × H × D) |
| Weight | 90lbs |
| Frequency Response | 50Hz-16kHz |
| Driver | 16" Coaxial Horn/Paper Cone (Modified Altec 604-8G (New Cone and Compression Diaphragm)) |
| Dispersion (Horizontal) | 100° |
| SPL (1m) | 122dB |