Operating temperature: -20°C to +60°C

"zh-HK":"\u60a8\u6240\u6307\u5b9a\u7684\u9801\u9762\u4e0d\u5b58\u5728\u3002"

as well as frequency

built-in dual Mic

64 kanaler 1.5U 4*SATA Pro Netværks Video Recorder NVR5464-EI2 Vognmand Operating temperature: -20°C to +60°C> Supports Smart H. 265+, H. 265, Smart H. 264+, H. 264 and MJPEG decoding formats.> Max. decoding capability: 40 1080p@30 fps or 10 8MP@30 fps.> Max. 448 448 448 Mbps incoming recording outgoing bandwidth.> Supports IP cameras with a resolution up to 32 MP.> Supports 8K HDMI output.> Supports iSCSI.> AI by Recorder supports 4 channel face detection and recognition, up to 20 face databases and 30,000 face images, 4 channel video metadata, 8 channel