24/7 colorful imaging and excellent low-light performance with DarkFighter technology. RS-485 1 RS-485 (Half duplex, HIKVISION, Pelco-P, Pelco-D, self-adaptive). Original Hikvision DS-7608NI-Q2 8MP 8CH 4K NVR 2-Way Audio 2 SATA Video Recorder.
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