4-ch Motion Detection 2.0 or 2-ch false alarm filter, 4 Turbo HD/CVI / AHD / CVBS self-adaptive interfaces input, 4-ch video&1-ch audio input, H.265/H.265 compression, 1 SATA interface,CH01: 3MP @ 15fps, CH01-04:1920×1080P @15 fps, 4MP Lite@15fps/ch, support CVBS output, standalone 1U case