ARS 641
| Brand | Tesla |
| Function | Speaker (Powered) |
| Country | Czechoslovakia |
| Model ID | R 12 |
| Form Factor | Floorstanding / Stand Mounted |
| Signal Path | Analog Hardware |
| Dimensions | 56.4 × 110 × 36 cm (W × H × D) |
| Weight | 65kg |
| Frequency Response | 20Hz-20kHz |
| Treble | 75x50mm Paper Cone (Coaxially mounted over woofer) |
| Midrange | 200mm Paper Cone |
| Bass | 390mm Paper Cone |
| Output Power (RMS) | 50W |
| Output Power (Peak) | 100W |
| Input Sensitivity | 1.55V |
| Input Impedance | 4kΩ |
| Controls |
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