Video/Audio Input IP video input: | 32-ch Two-way audio input: | 1-ch, RCA (2.0 Vp-p, 1k) Network Incoming bandwidth: | 256Mbps Outgoing bandwidth: | 256Mpbs Remote connection: | 128 Video/Audio Output HDMI Output: | 1-ch, resolution: 4K(38402160)/60Hz, 4K(38402160)/30Hz, 19201080P/60Hz, 16001200/60Hz, 12801024/60Hz, 1280720/60Hz, 1024768/60Hz Recording Resolution:12MP/8MP/6MP/5MP/4MP/3MP /1080p/UXGA/720p/VGA/4CIF/ DCIF/ 2CIF/CIF/QCIF Audio Output: | 1-ch, RCA (2.0Vp-p, 1K) Synchronous Playback: | 16-ch VGA Output: | 1-ch, resolution: 19201080P/60Hz, 12801024/60Hz, 1280720/60Hz, 1024768/60Hz Decoding Live view/Playback: | 12MP /8MP/6MP/5MP/4MP /3MP/1080p/UXGA/720p/ VGA/4CIF/ DCIF/2CIF/CIF/ QCIF Capability: | 4-ch@8MP,16-ch@1080P Hard Disk SATA: | 4 SATA interfaces for 4HDDs Capacity: | Up to 6TB capacity for each HDD External Interface Network Interface: | 2 RJ-45 10/100/1000Mbps self-adaptive Ethernet interfaces Serial Interface: | RS-232; RS-485; USB Interface: | Front panel: 2 Ã USB 2.0 Rear panel: 1 Ã USB 3.0 Alarm In: | 16-ch Alarm Out: | 4-ch POE Interface: | 16 independent 10/100 Mbps PoE Ethernet interfaces Max. Power: | 200W Supported Standard: | AF and AT General Power Supply: | 100 to 240 VAC Consumption(without hard disk and POE): | â20 W Working Temperature: | -10 C ~ +55 C (+14 F~ + 131 F) Working Humidity: | 10 % ~ 90 % Chassis: | 19-inch rack-mounted 1.5U chassis Dimensions: | 445 Ã 390 Ã 70 mm (17.5"Ã 15.3" Ã 2.8") Weight(without HDD): | â 5 Kg (11 lb)