The quick setup and thin profile of the Profoto RFi 4.0 x 6.0' Softbox makes it a good choice for portrait, wedding, fashion and product photography in-studio or on location. The softbox features removable front and inner diffusers, color coded rods and wide compatibility with over 20 flash brands.
Output @ 6.5' (2.0 m) @ 2400 W/s, ISO 100:
Both diffusers: f/45
Front diffuser only: f/45 2/10