Publish your live events for immediate distribution with the Blackmagic Design Duplicator 4K. With 25 SD card slots, SD, HD, or even UHD 4K video can be recorded to 25 SD cards in real time from the 12G-SDI or Optical inputs. In order to maintain quality while maintaining smaller file sizes, efficient H.265 encoding is employed. SD cards are small, inexpensive, and reusable, making them the logical media of choice for a compact, high-yield device such as this.