... USB 2.0 Video Capture Adapters / 4 channel / neutral packing / Original manufacturer /delivery time: under 500PCS, within 2 days Features:Capture Adapters/USB VIDEO GRABBER/usb ... method: sensor, motion, video loss, and HDD space shortage. 5). Support schedule recording mode, ... HDD : 80G or better RAM : 256M memory or better VGA : GeForce2,GeForce4,FX5200,ATI Rage128 Microsoft DirectX 9.0C Free USB 2.0 ...