microphone-inputs:2 ✕ rca-connector-input-ports:8 ✕ has-loop-button-function:yes ✕ mixer-channels:4 ✕ width:600-mm ✕

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).