Resolution determines the number of pixels within a given video image, which in turn determines the amount of definition possible within the video image.
4K has a resolution of 3840x2160 which translates to aproximately 8.5MP, meaning 4K offers 4x the picture quality of 1080p.
Many devices including cameras and recorders support audio recording using external microphones via an audio input or built-in microphone. Audio can be set to record along with video, offering both audio and video evidence.
A selection of our DVRs and security cameras have alarm inputs which will trigger when set up to identify potential threats, such as PIR sensors placed around a site.
HDCVI cameras that have the HD/SD switchable feature can be changed to standard definition, allowing for compatibility with legacy equipment.