Digital & Network Video Recording; DVR & TVR & CVR, NVR, H.264, AVI format.
TVR - stands for Tribrid Video Recorder; which records standard video,
D1 video format of Analog video up to 960HL and
IP camers HD-TVI (which is High Definition 1920 x 1080)
CVR - stands for Continuous Video Recording feature
Designed by MCI