... PC Based, with the Conexant chipset, this DVR card provides the 4-channel full D1 resolution and hi ... motherboard, please not choose motherboard with VIA, SIS, ATI, nVIDIA chipsets built in to avoid of incompatible ... for 12CHs and 16CHs. (After testing, with display card on board motherboard will occupy CPU resources 10% less ... Display adapter driver 4ch Full D1 Res PCI-E Type CCTV Video Network DVR card