Hw-416w dvr capture card Specifications Input type: d-type: db16 x 2 Video input(s):1f=4f=6f=9f=13f=16 cams Audio input(s): 4 channel Recording rate: 120fps (ntsc), 100fps (pal). Display rate:120fps (ntsc), 100fps (pal). Video resolution :768 x 576, 640 x 240, 320 x 240 Compression format: mpeg-4 File size: 2 ~ 4kb(320 x 240, medium level) Video quality: 5 quality level (low, very low, medium, high, very high) Tv resolution : over 400 tv line(1 screen) Network: lan, cable modem, isdn, ptsn Ptz:rs232 (pan / tilt / zoom / iris) Website:16ch ie Io card support:yes Other: one system support 1~2 cards, 16 channels video input max. Arbitrary distribute the image resolution of each channel 1pc/box