Hilook 8 channel hd dvr-208g-f1 video/audio input audio input: 1-ch, rca (2.0 vp-p, 1 kω) video compression: h.264+/h.264 analog and tvi/cvi/ahd video input: 8-ch,bnc interface (1.0vp-p, 75 ω)connection supported camera types: support tvi input: 1080p/25hz, 1080p/30hz,720p/25hz, 720p/30hz support ahd input: 1080p/25hz, 1080p/30hz, 720p/25hz, 720p/30hz support cvi input: 1080p/25hz, 1080p/30hz, 720p/25hz, 720p/30hz support cvbs input video input interface: bnc (1.0 vp-p, 75ω) audio compression: g.711u audio input / two-way audio input: 1-ch, rca (2.0 vp-p, 1 kω) video/audio output hdmi/vga output: 1920 × 1080 / 60 hz,1280 × 1024 / 60 hz, 1280 × 720 / 60 hz, 1024 × 768 / 60 hz encoding resolution: when 1080p lite mode not enabled: 720p/vga/wd1/4cif/cif; when 1080p lite mode enabled: 1080p lite/720p lite/vga/wd1/4cif/cif frame rate: main stream: 1080p lite mode enabled: 1080p lite / 720p lite @ 12fps 1080p lite mode disabled: 720p @ 12fps.