4.76 in 7.8 in  |  | |
| Available colors | ||
| Editiorial reviews | ||
| User rating |
 Logitech X-540 |  Logitech Z906 | |
|---|---|---|
| Number of speakers | 5.1 | 5.1 |
| Logitech X-540 | Logitech Z906 | |
|---|---|---|
| Analogue 3.5mm input (Aux) | 3 | 1 |
| Analogue 5.1/6.1/7.1 inputs | yes | yes |
| Analogue RCA stereo input | no | yes |
| Analogue RCA stereo output | no | no |
| Digital coaxial input (S/PDIF) | 0 | 1 |
| Digital optical input (S/PDIF) | 0 | 2 |
| Headphone output | 3.5 mm | yes |
| Microphone input | yes | no |
| Pre-output (subwoofer) | no | no |
| USB | no | no |
| Docking Station for mobile/Tablet | no | no |
| Remotely operated | yes | yes |
| Logitech X-540 | Logitech Z906 | |
|---|---|---|
| Colour of product | Black |
|
| Logitech X-540 | Logitech Z906 | |
|---|---|---|
| Weight | 13.89 lb | 29.32 lb |
| Logitech X-540 | Logitech Z906 | |
|---|---|---|
| Built-in speaker control unit | yes | no |
| External control unit | yes | yes |
| Logitech X-540 | Logitech Z906 | |
|---|---|---|
| Frequency range (max) | 20000.0 Hz | 20000.0 Hz |
| Frequency range (min) | 40.0 Hz | 35.0 Hz |
| Power per channel (RMS) | 7.4 W | 67.0 W |
| Suitable for subwoofer | yes | yes |
| Surround speakers | yes | yes |
| Logitech X-540 | Logitech Z906 | |
|---|---|---|
| Front speaker / speaker unit | yes | yes |
| Front speaker / speaker unit height | 8.39 in | 3.68 in |
| Front speaker / speaker unit width | 5.0 in | 6.55 in |
| Front speaker / speaker unit depth | 3.19 in | 3.95 in |
| Logitech X-540 | Logitech Z906 | |
|---|---|---|
| Subwoofer height | 9.76 in | 12.56 in |
| Subwoofer width | 11.26 in | 11.54 in |
| Subwoofer depth | 11.26 in | 11.06 in |
| Subwoofer capacity | 25.0 W | 165.0 W |
| Logitech X-540 | Logitech Z906 | |
|---|---|---|
| Battery operated | no | no |
| Electric (not USB) | yes | yes |
| Pros | ||
|---|---|---|
| Cons |
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