2 MP HD video intercom function, Access control function, Noise suppression and echo cancellation, H.264 video compression, Low illumination, Tampering alarm supported, 146° camera with IR supplement lights, WDR, BLC, DNR, 2000 User capacity, 6000 Card capacity, 500 Linked Indoor Station capacity, 16 Sub Door Station capacity, 4 Alarm inputs, 2 Relays, no Physical Button, 10M/100M Self-adaptive Ethernet, 12VDC/PoE (802.af), IP65, Supports sub-modules’ access (max. 8), Power output for electronic lock (max. to 12 V, 150 mA), Nametag customization, Easy to mount and extend, brushed stainless steel design