Record from and manage up to 16 cameras at resolutions up to 8MP with the N16NRM 16-Channel 8MP NVR with 4TB HDD from Speco Technologies. This recorder is equipped with two SATA ports that each support an HDD up to 16TB, for a maximum capacity of 32TB (4TB preinstalled). H.265 and H.264 video codecs keep file sizes manageable while maintaining the best quality possible. This NDAA-compliant NVR supports two-way audio and up to 64 users. It has an HDMI and a VGA port for video output to external monitors.