The only difference between them is that this productno Hikvision logo anduse brown box. DS-7616NI-Q2/16P HikvisionOEM Version 16-ch 1U 16 PoE 4K NVR. HDMI Output 1-ch, 4K (4096 x 2160)/30 Hz, 4K (3840 x 2160)/30 Hz, 2K (2560 x 1440)/60 Hz, 1920 x 1080/60 Hz, 1600 x 1200/60 Hz, 1280 x 1024/60 Hz, 1280 x 720/60 Hz.
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