GV800 GV DVR Card for Security system(V8.3.3) -D-Type:DB15x2 -16CH Video Input, 4CH audio input -Support 32CH GV System GV800 GV DVR Card for Security system(V8.3.3) 4ch realtime video capture card, 16ch camera input,the software is V8.3.0. Specification Input TypeD-Type: DB15 X 2Video Input(s)4, 8, 12, 16 CamsAudio Input(s)4 ChannelsRecording Rate At 320 X 240 Resolution120 fps (NTSC), 100 fps ( ...