  |  |  | |
| User rating |
| Built-in microphone | yes | yes | N/A |
|---|---|---|---|
| Maximum recording time | 26.0 h | 5.0 h | 16.0 h |
| Audio formats supported | N/A |
|
|
| Interface | N/A | USB | USB |
| Built-in speaker(s) | N/A | yes | yes |
| Number of built-in speakers | N/A | 1 | 1 |
| USB mass storage | N/A | N/A | yes |
| Width | 1.18 in | 3.15 in | 3.11 in |
|---|---|---|---|
| Depth | 0.63 in | 1.38 in | 1.67 in |
| Height | 4.07 in | 6.02 in | 6.39 in |
| Weight | 2.4 oz | 10.23 oz | 12.2 oz |
| Microphone in | yes | yes | yes |
|---|---|---|---|
| Connection to PC | N/A | yes | N/A |
| USB connector type | N/A | Mini-USB B | Micro-USB B |
| DC-in jack | N/A | yes | N/A |
| Battery type | AAA | N/A | N/A |
|---|---|---|---|
| Battery capacity indicator | yes | N/A | N/A |
| Recording battery life | 30.0 h | 4.0 h | N/A |
| Number of batteries supported | 2 | 2 | 4 |
| Battery technology | N/A | Alkaline | N/A |
| Compatible battery sizes | N/A | AA | AA |
| Rechargeable | N/A | yes | N/A |
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