16MP UltraHD 32-Channel Network Video Recorder with 4 Hard Drive Bays, 16 PoE Ports, and Intelligent Video Analytics (U2-NVRIQ-32)The U2 NVRIQ 32 NVR is an excellent option for video surveillance systems with up to 32 security cameras (16 plug and play with the integrated PoE switch, and 16 added through the network). Each channel is capable of recording up to 16MP, which means this is a great option for all of your cameras with a resolution of 4K and up. With four hard drive bays capable of recording up to 16TB, you'll have plenty of storage space for all of your surveillance