-Video input: 8ch real time per card; system can support 2 cards to form 16ch surveillance system; -Display and Recording rate: 240fps (NTSC) or 200fps (PAL) -Audio input: 1 channel from sound card -Resolution: 352x288/320x240 -Compression format: Engine-K -Support direct IE browse and remote view via Win CE PDA -O.S.: Windows 98 / 2000 / XP