As supposed to mounting a port on a wide flat surface panel,
Sonner Audio’s port geometry allows air to flow seamlessly from the speaker because there are no secondary sound wave reflections. This makes a clean sound and unrestricted wide and deep soundstage.
In the photo below, an array of Sonner’s cabinet ports ready for the next batch of speaker production. Sonner Audio puts a lot of thought into its speaker design. The bass reflex port is custom-made to perfectly fit on the outer layer radius of our curve cabinet.