Are there silver DVD players or speakers?
No, there are speakers but they are black.
    src        edge_attr  dst
0     0             near    8
1     0  to the right of    6
2     3   to the left of    5
3     3  to the right of    7
4     4               on   10
5     5  to the right of    7
6     5  to the right of    3
7     5   to the left of    6
8     6               on    2
9     6   to the left of    0
10    6  to the right of    5
11    6  to the right of   11
12    7   to the left of   11
13    7   to the left of    3
14    7   to the left of    5
15    8             near    0
16   11   to the left of    6
17   11  to the right of    7