The Sony XDCA-FS7 Extension Unit for PXW-FS7 attaches to the back of the Sony PXW-FS7 XDCAM Super 35 Camera System. It enables RAW data output for recording 12-bit 4K/2K RAW footage to external recorders. It also has built-in ProRes encoding for writing 1080p ProRes 422 footage to an XQD card in-camera. It also accepts V-mount broadcast batteries (not included). The MultiPin connector on this unit allows for cable-free attachment to the camera.