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| Feature Comparison Matrix |
FEATURE |
7655
|
7780
|
7890
|
| Voice Recording |
33 Hours |
70 Hours |
288 Hours |
| USB 2.0 |
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| Stereo FM radio recording |
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| MP3 Stereo recording |
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| Record (USB powered, no battery consumption) |
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| MP3 playback |
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| Alarm/Timer recording |
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| Memory |
64 MB |
128 MB |
512 MB |
| Download manager software |
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