Dahua DHI-NVR4416-16P-4K 4 SATA ports, up to 16TB 16CH 1.5U 16 PoE Network Video Recorder Network Interface: 1 x RJ-45 port (10/100/1000Mbps) 16 x PoE ports (IEEE802.3af/at) Compression Format: H.264 Processor: Dual-core embedded processor Operating System: Embedded LINUX Power Supply: Power Supply : AC 100~240V, 50 / 60 Hz Power Consumption: NVR: 40W (without HDD) PoE: Max 25.5W for single port Temperature: -10 degree C ~ +55 degree C Humidity: 10% ~ 90% RH Dimensions: 2.95 x 17.32 x 16.26