Free Express Shipping! Teradek Prism 853 4K 10-Bit HEVC/AVC 12G-SDI Encoder Card Designed for Prism Rackmount Base System, 12G-SDI Input, 12G-SDI Loop Output, Supports Resolutions up to 4K60, MPEG-4, AVC, H.265, HEVC Encoding, AAC-LC Audio Compression,...