RDL DS-SP1A Wall Plate LoudspeakerThe D SERIES SP1A is a compact 8 ohm loudspeaker that delivers rich, detailed sound in Decora compatible wall or chassis mounts. The driver is constructed of materials found in premium larger speakers. The unique steel enclosure provides full baffling in a tightly sealed rigid structure. This produces sonic presence within an extended frequency range expected from larger speakers. Internal filtering rolls off out of band frequencies to reduce