DVR, 4 Turbo HD / CVI / AHD / CVBS interface input, 4-ch video&4-ch audio input, 2-ch IP video input (up to 6-ch IP), 4 SATA interface, 1 x eSATA, 1 RJ45 1000M, H.264/H.264+/H.265+/H.265 video compression, CH01: 3MP @ 15fps; CH01-04:1920 x 1080P @15 fps; 4MP Lite @ 15fps/ch, 4K UHD output, 1 x HDMI output, Extended transmission distance over coax cable, Standalone 1U case