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64 Ch NVR, 320 Mbps, 8 HD Bays, 4K Features 64 Channel IP Camera Input Up to 8 Megapixel Resolution Recording 320 Mbs Bit Rate Input Dual Gigabit ...

64 Ch NVR, 320 Mbps, 8 Hot-Swappable HD Bays Features 64 Channel IP Camera Input Up to 12 Megapixel Resolution Recording 320 Mbps Bit Rate Input, ...

64 Ch NVR, 320 Mbps, 8 HD Bays Features 64 Channel IP Camera Input Up to 12 Megapixel Resolution Recording 320 Mbps Bit Rate Input, 200Mbps if RAI...

64 Ch NVR, 384 Mbps, 16 HD Bays, 4K, With Cloud Upgrade Features  64 Channel IP Camera Input Up to 12 Megapixel Resolution Recording 384 Mbs Bit R...