CANOPUS ADVC-50 Advanced Digital Video Converter ( Windows / Mac ) Compatible with all OHCI and DV capture cards for Macintosh or PC ? no need to install special drivers or any applications Perfectly complements EZDV, DVRaptor-RT or any OHCI / DV capture card, providing both analog input and easy cable access Proprietary CANOPUS DV technologies provide optimal picture quality preservation Supports locked audio, assuring perfect audio and video synchronization NTSC and PAL compatible