IP DVR DS-9664NI-I8 64 CHANNELS Hikvision - 32-channel and more - Delta
Hikvision DS-9664NI-XT Network Video Recorder (NVR) Specifications | Hikvision Network Video Recorders (NVRs)
Hikvision DS-9664NI-I16 64 Channel 12MP (4K) NVR, No HDD
Amazon.com : Hikvision DS-9664NI-I16 Embedded 4K 64 Channel NVR Up to 16 SATA : Electronics
Hikvision Professional 64 Channel Cctv System Ds-9664ni-i8 Embedded 4k 64 Ch Nvr Up To 12 Megapixels Resolution 8 Sata 2 Hdmi - Nvr - AliExpress
Amazon.com : Hikvision NVR 64 Channel DS-9664NI-I8 Embedded 4K Network Video Recorder Up to 12MP Resolution Recording Support 6TB(Not Include) Support Upgrade : Electronics