The JBL Control 426C/T-LS is a two-way coaxial ceiling loudspeaker, featuring a 6.5" woofer and integrated enclosure that is ideal for installation in most ceiling plenum spaces. Certified to the UL1480 Standard, the Control 426C/T-LS is suitable for life safety applications. Integrated CRBI technology provides 110° of consistent, full, rich sound to the listening area. A full-face magnetic grille blends seamlessly with modern decors and optional black and square grilles are available. Mechanical improvements include redesigned terminal covers with top and side cable entry ports and an extremely reliable new dogear design that works with a wide range of ceiling thicknesses. The JBL Control 426C/T-LS includes a transformer to support both 70V/100V and low impedance applications.