Dahua DHI-HCVR58A32S-S2 HCVR 32CH HD/ANA/IP 8SATA Series: Pro Series Standards: Analog: NTSC/PAL HDCVI: 1080P/720P HDCVI Camera IP: All channels support 1080P/720P IP Camera Network Interface: 2 x RJ-45 port (10/100M/1000M) Audio Input: 16 x BNC Compression Format: H.264/G.711 Processor: Embedded processor Operating System: Embedded LINUX Power Supply: AC 100~240 V, 50/60 Hz, 40W (Without HDD)