  |  |  | |
| Available colors | |||
| User rating |
| Audio formats supported | MP3 |
|
|
|---|---|---|---|
| Interface | USB | USB | USB |
| Built-in microphone | yes | yes | yes |
| Built-in speaker(s) | yes | yes | yes |
| Loudspeaker diameter | 0.71 in | 0.71 in | 1.18 in |
| Maximum recording time | 253.0 h | 253.0 h | 50.0 h |
| Number of built-in speakers | N/A | 1 | 1 |
| Colour of product |
| Black |
|
|---|---|---|---|
| Backlight | yes | yes | yes |
| Backlight colour | White | White | White |
| Material | Metal | Metal | N/A |
| Built-in display | yes | yes | N/A |
| Display type | LED | N/A | LCD |
| Display diagonal | 1.43 in | 1.43 in | 1.5 in |
| Width | 1.56 in | 1.56 in | 1.54 in |
|---|---|---|---|
| Depth | 0.57 in | 0.57 in | 0.71 in |
| Height | 4.29 in | 4.29 in | 4.21 in |
| Weight | 2.65 oz | 2.65 oz | 2.05 oz |
| Microphone in | yes | yes | yes |
|---|---|---|---|
| DC-in jack | N/A | N/A | no |
| Audio recording formats |
| N/A | N/A |
|---|---|---|---|
| Recording modes | Pulse-code modulation | Linear pulse code modulation |
|
| Signal-to-Noise Ratio (SNR) | 120.0 dB | N/A | 60.0 dB |
| Frequency range | N/A | 20 - 20000 | 50 - 20000 |
| MP3 bit rates | N/A | 64 - 320 | 8 - 320 |
| Built-in memory capacity | 4000.0 mB | 8000.0 mB | 8000.0 mB |
|---|---|---|---|
| Compatible memory cards |
| microSD | N/A |
| Media types supported |
|
| Internal memory |
| FM radio | no | no | yes |
|---|---|---|---|
| Voice activation | N/A | N/A | yes |
| Battery technology | Nickel-Metal Hydride | Nickel-Metal Hydride | Alkaline |
|---|---|---|---|
| Battery capacity indicator | yes | N/A | N/A |
| Battery life (max) | 39.0 h | 31.0 h | 50.0 h |
| Compatible battery sizes | AAA | AAA | AAA |
| Recording battery life | 39.0 h | 39.0 h | N/A |
| Number of batteries supported | 1 | N/A | 2 |
| Battery type | N/A | N/A | AAA |
| Rechargeable | N/A | N/A | yes |
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