The audience blinders have been designed for PAR36 ACL 28V 250W or DWE 120V 650W lamps. The units consist of a sturdy, black anodized aluminum case with a strong, adjustable bracket. The rear plate with louver for better ventilation and keeping lamp life longer. The heavy duty yoke with positive lock off and T bar enables this unit to be set at any angle. Each bank can be adjusted. Both PAR64 and MR16 are delivered prewired without light sources. Please specify on order when wiring service is required.