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Ships within 48 hours · Estimated delivery Sep 4 - Sep 9
Built-in Mic and Speaker
smart intrusion prevention significantly reduce false alarm caused by leaves
Line detection: Physical connection conditions such as open circuit
711A Audio Bitrate 64 Kbps Two-way Audio Support Suppression Support Sampling Rate 8KHZ Storage Edge Storage Micro SD
Uniview UNV NVR501-04B-P4-IQ 4CH NVR without HDD HiLook IP Kits Built-in Mic and SpeakerUniview UNV 4 Channerl PoE Network Video Recorder NVR501 04B P4 IQ 4CH NVR without HDD Key Features: Support Ultra 265 H. 265 H. 264 video formats Support 4 16 channel input Support Plug & Play with 4 8 independent PoE network interfaces Support 1 ch HDMI, 1 ch VGA. HDMI up to 4K (3840x2160) resolution Support VGA and HDMI simultaneous output Support up to 16 Megapixels resolution recording Support ANR technology to enhance the storage reliability
