The series is comprised of the DS-7204/08HFHI-ST 720p DVR and the DS-7204/08HFHI-SE 1080p DVR series; both series offer zero-latency transmission and real-time HD recording through the utilisation of HD-SDI technology.The new HD-SDI DVR series provide far superior image quality when compared with conventional analogue technology. They also provide a more cost-effective alternative to network-based systems through the use of standard coax cable.

The series includes 4 and 8 channel DVRs that deliver simultaneous real-time recording and playback in 4CIF resolution on all 4 or 8 channels. There is also the option for 720P or 1080P resolution when more detail is required. Available with a range of storage capacities, the recorders offer highly efficient H.264 compression to significantly reduce bandwidth and disk consumption.

They are easy to set up and use with features such as email-on-event and overwrite protection. Also included is smart search, which automatically looks for changes within a selected portion of a scene. Customers are further able to compare past and present events by simultaneously viewing live and playback scenes. This series offers flexible alarm handling, camera control, and remote management capabilities. Remote monitoring enables customers to manage the DVR series from any location via a LAN, WAN, or the Internet. Customers can also view live video using their smart phones for even greater flexibility. Audio can be recorded on all 4/8 channels and the SATA HDDs (up to 4Tb each) allow USB devices for archiving purposes. HDD quota management is additionally supported to optimise the capacity assignment to different channels and minimize video storage requirements.

Offered in a competitive price range, these DVRs are specifically aimed towards catering to the needs of smaller-scale applications that value high-definition video, multi-channel real-time recording and playback, and a friendly user interface.