Rembrandt I
| Brand | Aztec |
| Manufacturer | Aztec Sound Corp. |
| Function | Speaker |
| Produced | 1969 |
| Country | United States |
| Model ID | Guaguin III |
| Form Factor | Floorstanding |
| Signal Path | Passive Hardware |
| Dimensions | 60.7 × 34.3 × 30.2 cm (W × H × D) |
| Weight | 38lbs |
| Frequency Response | 40Hz-16kHz ±5dB |
| Treble | 2"x6" Exponential Horn |
| Midrange/Bass | 10" Paper Cone |
| Impedance (Nominal) | 8Ω |
| Crossover Frequency | 2kHz |
| Crossover Slope | 12dB/Oct (Second Order) |
| Power Handling | 30W |
| Enclosure Type | Bass Reflex |
| Finish | Walnut (Choice of six grille fabric colors and four walnut frame choices) |
| MSRP (1969) | $135.50 |