What is the gray device in this photo called?
The device is a keyboard.
   src        edge_attr  dst
0    0       printed on    5
1    1   to the left of    6
2    1       printed on    5
3    2       printed on    5
4    6  to the right of    1
5    6       printed on    5
6    7       printed on    5
7    8       printed on    5