DAHUA 128CH ULTRA AI NVR WITHOUT HDD DH-PSDW8842ML-A180-D237 > 2-channel voice call and

> 2-channel voice call and supports calls between door stations and app

For In-wall Mounting

people counting

> Four 1/1

>Material: SECC & SUS304

DAHUA 128CH ULTRA AI NVR WITHOUT HDD DH-PSDW8842ML-A180-D237 > 2-channel voice call and128 Channels 2U 8HDDs WizMind Network Video Recorder Features > 32 channel 1080p self adaptive decoding capability > Max. 1024 1024 800Mbps incoming recording outgoing bandwidth > Supports N+M cluster > Support Raid 0 1 5 6 10 > Drawer like chassis design allows for HDD hot swapping > AI by recorder: 4 channel face detection and recognition; 8 channel metadata; 24 channel perimeter protection; 32 channel SMD Plus > AI by camera: Face detection and