Hikvision DS-7732NI-E4 32 Channel Embedded Network Video Recorder
DS-7732NI-K4 Price & Spec - Hikvision NVR 7700 Series
Amazon.com : Hikvision DS-7732NI-K4/16P 32-Channel (16-Channel PoE) Network Video Recorder - Supports 4K (8-Megapixels), USB Backup, ONVIF, up to 24TB HDD (HDD Not Included), English International Version : Electronics
Hikvision 4K 32 Channel NVR DS-7732NI-I4/24P 4 SATA 24PoE Network Video Recorder | eBay