
| sequence | Key | Description | Function | |
| number | ||||
| 
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| 1 | Power | 
 | To start up the device | 
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| 2 | Playing pictures | 
 | To allow the device to be in | 
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| 3 | Mute | 
 | To allow the device to be in | 
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| 
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 | mute mode | 
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| 
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| 4 | Menu | 
 | To reach the menu | 
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| 
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| 5 | Video | 
 | To play the video files | 
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| 
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| 6 | Audio | 
 | To play the audio files | 
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| 
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| 7 | Picture+Audio files | 
 | To play pictures and audio files | 
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| 
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| 8 | Exit | 
 | To exit the current state | 
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| 
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| 9 | OK | 
 | To select/confirm | 
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| 10 | Up | 
 | To select upward | 
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| 11 | Down | 
 | To select downward | 
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| 12 | Right | 
 | To select rightward | 
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| 13 | Left | 
 | To select leftward | 
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| 14 | Function | 
 | To switch over functions | 
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| 
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| 15 | Volume - | 
 | To turn down the volume | 
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| 
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| 16 | Volume + | 
 | To turn up the volume | 
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| 17 | Setup | 
 | To set up | 
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| 
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| 18 | Calendar | 
 | To view the pictures with | 
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| 
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| 
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 | calendar information | 
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| 
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| 19 | Zoon out | 
 | To zoom out the image | 
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| 
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| 20 | Zoon in | 
 | To zoom in the image | 
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| 
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| 21 | Rotate | 
 | To rotate the pictures | 
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| 
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4