4Channels, Recording Rate: 25fps(PAL), 30fps(NTSC). H.264 compression Format, Display and Recording Video Resolution 704*576  USB2.0 Interfac, HDD recorder Media, recorde Mode: Schedule/Manual / motive.

System requirements: Windows 2000/XP/Vista 2.8GHz CPU or better   256M memory or better, Microsoft DirectX9.0C  USB2.0 Interface  Audio Card/ above 64 VGA Card.