Upgrade Software Key for 4:2:2 10-bit video recording and log video recording (V-Log) on LUMIX S1 Original price: $249.99 Add to cart Previous Next Product information For Professional Videography: By activating the Upgrade Software Key DMW-SFU2 on the LUMIX S1, you can enjoy best-in-class 14+ stops V-Log with your LUMIX S1, as well as many other advanced video functions for use in a professional setting.* 14+ stops of V-Log recording World’s first 4:2:2 10-bit 4K MOV 30p internal video recording** World’s first 4:2:2 10-bit 4K 60p HDMI output** V-Log and V-Gamut compatible with Cinema VariCam Look In-camera LUT (Look Up Table) application WFM (Waveform Monitor) High-res 48-kHz/24-bit or 96-kHz/24-bit sound for MOV (using the DMW-XLR1) *1 * The firmware of DC-S1 needs to be updated to Ver. 1.2 to activate this function. *2 ** For a full-frame digital still camera as of May 31, 2019. *3 Please refer to the bundled instruction manual for the activation procedure.