8 Camera DVR Recorder, from the latest generation of HiWatch Series recorders by HIKVISION, with a maximum recording resolution of 8Mpixels, adopting the new Motion Detection 2.0 technology (2nd generation detection technology). They support top-notch video compression H.265 Pro+, and innovative functions based on deep learning algorithms, as well as Audio Over Coaxial (AoC) technology for audio signal transmission through the same coaxial cable that carries the video signal.