AtlasIED offers the SD72W-KIT to make ordering a complete solution easy for in-ceiling speaker applications. The kit includes products that have been selected to work perfectly together in BGM and paging applications. SD72W-KIT includes: SD72W8" Dual Cone In-Celling Speaker with 25V/70V 5-Watt Transformer and 62-8 Baffle CS95-88" Recessed Round Stacking Enclosure 81-8R8" T-Bar Tile Bridge The speaker used in the SD72W is the next generation of Atlas high performance cone speakers, very similar to the preceding C-Series speakers. The similarity in the sonic qualities ensures that contractors and designers who have worked with the AtlasIED C-Series in the past will know exactly what to expect when they use the SD72W. Model SD72W is a dual cone, 25 watt 8" (205mm) speaker with a 10oz. (260g) ceramic magnet. It includes a curvilinear, treated paper cone for lower harmonic distortion. The speaker is also equipped with a full 1" diameter copper voice coil with a black anodized aluminum former for better power dissipation. Package includes factory installed 25/70.7V line matching transformer with tap selections ranging from .25 to 5 watts.