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Editiorial reviews | ||||
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User rating |
Audio formats supported |
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| N/A |
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Interface | USB | USB | USB | N/A |
Built-in microphone | yes | yes | yes | N/A |
Built-in speaker(s) | yes | yes | yes | N/A |
Loudspeaker diameter | 0.91 in | N/A | 1.18 in | 1.1 in |
Number of built-in speakers | 1 | 3 | 1 | N/A |
Maximum recording time | 114.0 h | 46.0 h | 50.0 h | 7.5 h |
Width | 2.76 in | 2.07 in | 1.54 in | 1.36 in |
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Depth | 1.32 in | 0.93 in | 0.71 in | 0.71 in |
Height | 6.26 in | 5.46 in | 4.21 in | 4.31 in |
Weight | 9.88 oz | 6.0 oz | 2.05 oz | 2.29 oz |
Audio recording formats |
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| N/A | N/A |
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Recording modes | High Quality | Pulse-code modulation |
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Frequency range | 20 - 44000 | N/A | 50 - 20000 | 220 - 6800 |
MP3 bit rates | N/A | N/A | 8 - 320 | N/A |
Signal-to-Noise Ratio (SNR) | N/A | N/A | 60.0 dB | N/A |
Built-in memory capacity | 4000.0 mB | 4000.0 mB | 8000.0 mB | 64.0 mB |
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Compatible memory cards |
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| N/A | N/A |
Media types supported |
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| Internal memory | N/A |
Battery technology | Lithium-Ion | N/A | Alkaline | N/A |
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Battery capacity | 925.0 mAh | N/A | N/A | N/A |
Battery capacity indicator | yes | N/A | N/A | N/A |
Battery life (max) | 17.3 h | 46.0 h | 50.0 h | 12.0 h |
Recording battery life | 12.3 h | N/A | N/A | 15.5 h |
Rechargeable | yes | N/A | yes | N/A |
Number of batteries supported | 1 | 2 | 2 | 2 |
Compatible battery sizes | N/A | AA | AAA | N/A |
Battery type | N/A | N/A | AAA | AAA |