Input Video Input 20-ch Max Resolution 8MP Two-way Audio Input 1-ch, 3.5mm Bandwidth Income 160Mbps; Outgoing 64Mbps Output HDMI/VGA Output HDMI 1-ch, 3840×2160, 1920×1080, 1280×720, 1024×768, 1366×768, 1440×900, 1280×800 VGA 1-ch, 1920×1080, 1280×720, 1024×768, 1366×768, 1440×900, 1280×800 Screen Split 1/3/4/5/6/7/8/9/10/12/13/16/20A/20B Audio Output 1×RCA Decoding Decoding Format S+265/H.265/H.264 Recording Resolution 8MP/6MP/5MP/4MP/3MP/1080P/UXGA/720P/VGA/4CIF/DCIF/2CIF/CIF/QCIF Preview Capability 2×8MP, 2×6MP, 3×5MP, 4×4MP, 5×3MP, 8×1080P, 16×720P, 20×4CIF Synchronous Playback 2×8MP, 2×6MP, 3×5MP, 4×4MP, 5×3MP, 8×1080P, 16×720P Records Encryption Yes Hard Disk SATA 2 SATA interfaces for 2 HDDs Capacity Up to 10TB for each HDD eSATA Interface N/A Array Type N/A External Interface Network Interface 1×RJ45 self-adaptive 10/100/1000 Mbps network interface USB Interface 2×USB 2.0 Serial Interface N/A Alarm In/Out 4/1 Network Protocol HTTP, HTTPS, TCP/IP, UDP, UPnP, ICMP, IGMP, DHCP, DNS, DDNS, EasyDDNS, NTP, SMTP, SSL, QoS, IPv4, IPv6, IP Filter, Telnet, SSH, RTSP, RTP, RTCP, ARP, SNMP(v1), PPPOE System Compatibility ONVIF (PROFILE S/T/G), SDK, P2P POE POE Interface 16×RJ45 self-adaptive 10/100 Mbps network interface Power per POE Port 30W Max Current per POE Port 600mA General Web Version Web6 Language Simplified Chinese, Traditional Chinese, English, Spanish, Italian, Korean, Turkish, Russian, Thai, French, Hebrew, Polish, Dutch, Arabic, Vietnamese, German, Ukrainian Operating Conditions -10~55℃, 10%~90% RH Power Supply 100~240V AC, 50~60 Hz Consumption (without HDD) ≤25W Chassis 1U Dimensions 47.5×277×440mm, (1.87×10.91×17.32 inch) Weight (without HDD) 3.05Kg (6.72lb)