16 Channel Penta-brid 1080N/720P, H.265+/H.265 dual-stream video compression Supports HDCVI/AHD/TVI/CVBS/IP video inputs Max 18 channels IP camera inputs, each channel up to 6MP; Max 72Mbps Incoming Bandwidth Long transmission distance over coax cable Supports 1 SATA HDD, up to 6TB