headphone-sockets:2 ✕ number-of-knobs:21 ✕ has-loop-button-function:yes ✕ outputs:4 ✕ has-built-in-audio-interface:yes ✕

Allow OR queries (select multiple values per filter)

When disabled: selecting a filter value replaces the current value.
When enabled: you can select multiple values for the same filter (OR logic).