  |  |  |  |  | |
| Available colors |
| Audio formats supported |
|
|
|
|
|
|---|---|---|---|---|---|
| Interface | USB | USB | USB | USB | USB |
| Built-in microphone | yes | yes | N/A | yes | yes |
| Built-in speaker(s) | yes | yes | yes | yes | yes |
| Loudspeaker diameter | 1.1 in | 1.18 in | N/A | N/A | N/A |
| Number of built-in speakers | 1 | 1 | 1 | 1 | 1 |
| Maximum recording time | 823.0 h | 50.0 h | 12.0 h | 18.0 h | N/A |
| Colour of product |
|
| Black | Black | Black |
|---|---|---|---|---|---|
| Display type | LED | LCD | N/A | N/A | LCD |
| Display diagonal | 1.61 in | 1.5 in | N/A | N/A | N/A |
| Backlight | N/A | yes | N/A | N/A | N/A |
| Backlight colour | N/A | White | N/A | Blue | N/A |
| Built-in display | N/A | N/A | yes | yes | N/A |
| Width | 4.25 in | 1.54 in | 3.15 in | 2.76 in | 2.66 in |
|---|---|---|---|---|---|
| Depth | 0.66 in | 0.71 in | 1.38 in | 1.38 in | 4.48 in |
| Height | 1.54 in | 4.21 in | 6.13 in | 6.1 in | 1.68 in |
| Weight | 2.5 oz | 2.05 oz | 13.23 oz | 7.51 oz | 4.59 oz |
| Built-in memory capacity | 2000.0 mB | 8000.0 mB | N/A | 128000.0 mB | N/A |
|---|---|---|---|---|---|
| Media types supported | Internal memory | Internal memory | Flash card | Flash card | Flash card |
| Compatible memory cards | N/A | N/A |
|
| N/A |
| Battery technology | Nickel-Metal Hydride | Alkaline | Lithium-Ion | N/A | N/A |
|---|---|---|---|---|---|
| Battery life (max) | 72.0 h | 50.0 h | N/A | N/A | 20.0 h |
| Compatible battery sizes | AAA | AAA | AA | AA | AA |
| Recording battery life | 72.0 h | N/A | 12.0 h | N/A | N/A |
| Number of batteries supported | 2 | 2 | 2 | 3 | 2 |
| Battery type | N/A | AAA | N/A | N/A | N/A |
| Rechargeable | N/A | yes | N/A | N/A | N/A |
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