DVR and USB interface CCTVWe supply two of the most popular forms of digital video recording. DVR cards are installed into a PCI port of a desktop/tower PC, the video is processed by the card and recorded to the hard disk drive. The software allows smart functionality such as motion detection/alarm/alert and more. USB wireless receivers can in addition to connect to a desktops USB port will also plug into a laptop, the video is processed by the software included and includes much of the functionality of a dedicated DVR card in a simplified plug and play form. The receivers will also function on a standard TV however without the DVR functionality. | 
