Passive Radiators

- The product DA215-8 8" Aluminum Cone Woofer has been added to comparison list.
- The product DA215-8 8" Aluminum Cone Woofer has been added to comparison list.
- The product RSS315HO-44 12" Reference HO DVC Subwoofer has been added to comparison list.
- The product SD215-PR 8" Passive Radiator has been added to comparison list.

Passive radiators by Dayton Audio are a particularly useful alternative to ported bass reflex designs—especially when a recommended port length exceeds the speaker enclosure's dimensions.