Model Six (Rev. 2)
| Brand | KLH |
| Manufacturer | KLH Research & Development Corp. |
| Function | Speaker |
| Produced | 19?? |
| Country | United States |
| Form Factor | Bookshelf / Stand Mounted |
| Signal Path | Passive Hardware |
| Dimensions | 32 × 59.7 × 30 cm (W × H × D) |
| Weight | 41lbs (Shipped) |
| Treble | 1.75" Paper Cone |
| Midrange/Bass | 12" Paper Cone |
| Impedance (Nominal) | 8Ω |
| Crossover Frequency | 1.5kHz |
| Recommended Amplifier Power | >15W |
| Enclosure Type | Sealed |
| Enclosure Volume | 1.3ft³ |
| MSRP (197?) | $149.95 |
| Notes | Update to cosmetics and minor crossover revisions. |