Model K7 is a LED board 220 cm wide. In its standard version, the device has a built-in clock, a calendar and an electronic thermometer. The size of the device enables a single display of longer words (of about 10 letters).
| Width | 220 cm |
| Height | 25 cm |
| Thickness | 3 cm |
| Number of letters | 9-12 |
| Resolution | 77x8 (616) px |
| Weight | 6,8 kg |
| Power consumption | 14W |
| Control | - keyboard USB |
| Available LED colours |  |
