/lib/udev/rules.d/99-phoenix.rules is in python-expeyes 3.1.5-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 | # udev rules for expEYES interface: AVR, FT232 and MCP2200
ATTR{idVendor}=="03eb", ATTR{idProduct}=="21ff", MODE="666"
ATTR{idVendor}=="0403", ATTR{idProduct}=="6001", MODE="666"
ATTR{idVendor}=="04d8", ATTR{idProduct}=="00df", MODE="666"
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