Amazon.com : HDView 24CH Smart Analytics Security DVR/NVR Up to 5 Megapixel: 16 Channel (TVI/AHD/CVI/960H) Cameras and 8 Channel IP Cameras, Surge Protection Control Over Coax, Audio, Spot Output : Electronics
Amazon.com : HDView 24CH Security Camera System, 16CH DVR and 8 CH NVR, with 1TB Hard Drive, 2.4MP 1080P HD Security Camera 4-in-1 (TVI/AHD/CVI/960H) DVR Kit, Night Vision Infrared IR Weatherproof Dome