H.264 & Dual-stream video compression, Support HD-TVI/analog/IP camera triple hybrid, Full channel 1080P@15fps, 720P@30fps recording, HDMI and VGA output at up to 1920×1080P resolution, 4 SATA HDD interface, up to 6TB for each disk, Support NAS, IP SAN Network Storage, 8 x POS, Long transmission distance over coax cable, Support up to 24-ch synchronous playback