Gen 1 ENVE carbon hubs were equipped with DT180 internals and Ceramic Speed bearings. 
 

In the case of these hubs, ENVE Composites manufactured the carbon fiber hub shell, but all internal pieces, driver, and bearings were DT Swiss 180. You can find more information on DT Swiss products here: Product Support | DT Swiss 

• 2 x 61803 bearings rear hub shell
• 2 x 61702 bearings front hub shell
• 1 x 15267 bearing freehub
• 1 x 61802 bearing freehub