The EverFocus VANGUARD 16×8 PLUS is a hybrid DVR which supports 16 AHD/TVI/SD Analog cameras, 16 analog looping outputs and the flexibility of an additional 8 IP cameras. Operating on a Linux-based system, these DVRs are able to install 4 SATA HDDs with up to 32TB storage capacity. An eSATA port is also provided for connecting to an external eSATA storage device. VANGUARD series DVRs support multi-channel playback at multiple speed options and easy data search by event, snapshot or sub-periods. Users may enable and perform the specified functions through the local on-screen display (OSD) menu or web interface. Furthermore, you can use the VANGUARD mobile app to remotely view camera streams from the DVR through your handheld devices; or use VANGUARD CMS video management system for remote management.