Feature
What kind of main capture features it supports
Analog VideoIn = Analog composite or/and SVHS video input
Video Card = If it is a Video Card/Graphic Card
Tv Tuner = Built-In TV-Tuner
Digital TV = Built-In Digital TV-Tuner
DV/Firewire = DV/Firewire/i.Link input
DV Converter = Analog composite or/and SVHS video input and converts to DV video
MPEG1 hardware = Capture directly MPEG1(VCD) video using hardware*
MPEG2 hardware = Capture directly MPEG2(SVCD and DVD) video using hardware*
MJPEG hardware = Capture directly to MJPEG using hardware*
MPEG4 hardware = Capture directly to MPEG4(DivX,Xvid) video using hardware*
* = Most capture cards can capture to this format using software but it usually requires a very fast computer, if it supports realtime capturing it uses the capture cards hardware and it doesn't require a very fast computer and you may get better quality but less options/settings than software capturing.