1. H.264 video compression 2. 4 independent local video output. 3. HDMI Output at 1920X1080 resolution. 4. Motion detection Specifications: Video/Audio input:Video input 16-ch, BNC(1.0Vp-p, 75Ω), PAL/NTSC adaptiveAudio compression OggVorbis Audio input 16-ch, BNC(2.0Vp-p, 1kΩ) Voice talk input 2-ch, BNC(2.0Vp-p, 1kΩ) Video/Audio output:Preview resolution PAL:704×576 NTSC:704×480HDMI Output 1-ch, ...