Max 64 Channel IP Cameras Connection. Max 384Mbps incoming bandwidth. Up to 12Mp resolution preview& playback. 1 VGA+2 HDMI. Support RAID 0/1/5/6/10/50/60. Support N+M hot standby. Support ISCSI to expand storage space. Support Multi-brand network cameras. ONVIF Version 2.4. Redundant power supply module adopted ENR-08064-N-RP. Support face detection.