Bus#  7
`-Dev#   1 Vendor 0x1d6b Product 0x0001
  `-Dev#   2 Vendor 0x03f0 Product 0x7029
Bus#  6
`-Dev#   1 Vendor 0x1d6b Product 0x0001
Bus#  5
`-Dev#   1 Vendor 0x1d6b Product 0x0001
Bus#  4
`-Dev#   1 Vendor 0x1d6b Product 0x0001
Bus#  3
`-Dev#   1 Vendor 0x1d6b Product 0x0001
Bus#  2
`-Dev#   1 Vendor 0x1d6b Product 0x0002
Bus#  1
`-Dev#   1 Vendor 0x1d6b Product 0x0002
