Record from and Manage up to 64 Cameras, Recording Resolution up to 32MP, 112TB HDD Capacity (Sold Separately), H.265+, H.265, H.264+ & H.264 Codecs, Two-Way Audio Support, 2 x HDMI & 2 x VGA Outputs Record from and manage up to 64 cameras with the M Series DS-9664NI-M8 64-Channel 8K NVR (No HDD) from Hikvision. This NVR supports IP cameras up to 32MP. It is equipped with eight SATA ports that each support an HDD up to 14TB for a maximum capacity of 112TB (HDDs available separately). H.265+ H.265 H.264+ and H.264 video compressions keep file sizes manageable while maintaining the best quality possible. This NVR supports two-way audio. Two HDMI and two VGA ports enable video output to an external monitor at up to 8K resolution (HDMI output 1 only).