| 摘要 |
The invention relates to a portable device for recognising and viewing musical notes made up of a casing (1) the inner space of which includes various electronic elements and built-in firmware, with a screen or display (2) combined with a push button (13) for activating the internal LED for backlighting same, and a microphone (3) both located at the front and connected to the internal printed circuit board, to which a memory card and a battery are also connected, said battery comprising a LED (15) as a charge level indicator. The device includes a plurality of neatly arranged housings, in particular a USB port (9) and at least one functionality expansion connector (10), and at least one switch (11) for switching the device on and off, connected to the corresponding LED (12). |
