  |  |  |  | |
| Available colors | ||||
| User rating |
| Interface | USB | USB | USB | USB |
|---|---|---|---|---|
| Built-in microphone | yes | yes | yes | yes |
| Loudspeaker diameter | 0.14 in | N/A | 0.63 in | 1.1 in |
| Maximum recording time | 69.5 h | 46.0 h | 273.0 h | 23.0 h |
| Audio formats supported | N/A |
|
|
|
| Built-in speaker(s) | N/A | yes | yes | yes |
| Number of built-in speakers | N/A | 3 | N/A | 1 |
| USB mass storage | N/A | N/A | yes | yes |
| Colour of product | Black | Black | White | Grey |
|---|---|---|---|---|
| Display type | LCD | N/A | LCD | LCD |
| Backlight | N/A | N/A | yes | N/A |
| Built-in display | N/A | N/A | N/A | yes |
| Display diagonal | N/A | N/A | N/A | 1.3 in |
| Width | 1.89 in | 2.07 in | 1.57 in | 4.25 in |
|---|---|---|---|---|
| Depth | 0.88 in | 0.93 in | 0.56 in | 0.75 in |
| Height | 5.18 in | 5.46 in | 3.9 in | 1.34 in |
| Weight | 5.82 oz | 6.0 oz | 1.94 oz | 1.62 oz |
| Recording modes | Linear pulse code modulation | Pulse-code modulation | Pulse-code modulation |
|
|---|---|---|---|---|
| Frequency range | 20 - 44000 | N/A | N/A | 750 - 18000 |
| Audio recording formats | N/A |
| N/A | WAV |
| MP3 bit rates | N/A | N/A | 32 - 192 | N/A |
| Built-in memory capacity | 2000.0 mB | 4000.0 mB | 4000.0 mB | 4000.0 mB |
|---|---|---|---|---|
| File type supported |
| N/A | N/A | N/A |
| Compatible memory cards | N/A |
| microSDHC | N/A |
| Media types supported | N/A |
|
| Internal memory |
| Battery type | AA | N/A | AAA | N/A |
|---|---|---|---|---|
| Recording battery life | 12.0 h | N/A | 21.0 h | N/A |
| Number of batteries supported | 2 | 2 | 1 | 2 |
| Battery life (max) | N/A | 46.0 h | 13.0 h | 12.0 h |
| Compatible battery sizes | N/A | AA | N/A | AAA |
| Battery technology | N/A | N/A | N/A | Alkaline |
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