16 channels up to 4K@7fps/4MP@15fps encoding; H.265+/H.265/H.264+/H.264 video compression Supports HDCVI/AHD/TVI/CVBS/IP video inputs Max. 32 channels of IPC access, each channel up to 8MP input 16/3 Alarm in/out,4/1 Audio in/out 2 SATA ports, each up to | X72A3A | 819290024487