... digital encoder 1.D1 resolution 2. Two-way audio, H.264 3. support IE 4. CE, FCC, Rohs 1.D1, ... Half-D1, CIF resolution real-time view. 2.Standard H.264 Compression Algorithm, High Ratio of Compression, and flexible for ... , 1 BNCVideo standardNTSC/PALVideo compressionH.264 independent codingFrame rate25f/s (PAL), 30f/s (NTSC) for each channel, downward adjustable.Image adjustBrightness, contrast ...