![]() ![]() The maximum aggregate capture rate in full resolution color mode is 60/50 fps (NTSC/PAL), yielding a per-channel NTSC capture rate of 30 fps for two channels, or 15 fps for four channels. ![]() Model 2257 is functionally identical to the 2255 except for input types: Model 2255 has four composite video inputs, whereas Model 2257 has two S-Video and two composite inputs. Model 2255 simultaneously captures uncompressed frames from four NTSC or PAL video sources and sends them over USB 2.0 to a host computer. ![]()
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