Sony's Xdca-FX9 Extension Unit: Transcending the Limits of FilmographyCameras have continually evolved, adapting to the changing demands of filmmakers and the Sony Xdca-FX9 Extension Unit is a testament to this evolution. Tailored for the Pxw-FX9 camera, this unit offers a plethora of upgrades, enhancing not only its power but also its connectivity and adaptability.eng-Style Mounting and Enhanced Power OptionsBy affixing the Sony Xdca-FX9 Extension Unit to your Pxw-FX9 camera, you secure an Eng-style shoulder mount, increasing comfort during those lengthy shooting schedules. Its 4-pin Xlr Dc power output caters to the varied power demands of numerous accessories and devices.Threefold Bnc Outputs - Quality AssuredHousing three distinct Bnc outputs, this unit is designed for multifaceted use: raw video capturing, maintaining a consistent reference signal, and synchronizing timecode. The intricacies of filmography, handled seamlessly.