  |  |  | |
| User rating |
| Audio formats supported |
|
|
|
|---|---|---|---|
| Interface | USB | USB | USB |
| Built-in microphone | yes | yes | yes |
| Built-in speaker(s) | yes | yes | N/A |
| Loudspeaker diameter | 1.1 in | 1.18 in | N/A |
| Maximum recording time | 1684.0 h | 50.0 h | N/A |
| USB mass storage | yes | N/A | N/A |
| Number of built-in speakers | N/A | 1 | N/A |
| Width | 4.25 in | 1.54 in | 2.17 in |
|---|---|---|---|
| Depth | 1.54 in | 0.71 in | 1.02 in |
| Height | 0.66 in | 4.21 in | 5.55 in |
| Weight | 2.33 oz | 2.05 oz | 4.41 oz |
| Microphone in | yes | yes | yes |
|---|---|---|---|
| DC-in jack | N/A | no | yes |
| Connection to PC | N/A | N/A | yes |
| USB connector type | N/A | N/A | Micro-USB A |
| Recording modes |
|
| High Quality |
|---|---|---|---|
| Frequency range | 200 - 13000 | 50 - 20000 | N/A |
| MP3 bit rates | N/A | 8 - 320 | 32 - 320 |
| Signal-to-Noise Ratio (SNR) | N/A | 60.0 dB | N/A |
| Battery type | AAA | AAA | N/A |
|---|---|---|---|
| Recording battery life | 51.0 h | N/A | N/A |
| Number of batteries supported | 2 | 2 | 2 |
| Battery technology | N/A | Alkaline | Alkaline |
| Battery life (max) | N/A | 50.0 h | N/A |
| Compatible battery sizes | N/A | AAA | AA |
| Rechargeable | N/A | yes | N/A |
| Battery capacity indicator | N/A | N/A | yes |
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