This is a v ariation listing, camera has 4/8/12/16 for option and hard drive has No HDD/2TB/4TB HDD for option. Please choose the right one according to your needs.
Complete system do not need Internet to work. However, an Internet will be necessary if you wish to use mobile for remote view. You can customize motion detection areas as well as block out selected areas.You will be alerted by emails, App push notifications and buzzer alarms in the DVR when motions are detected. Work with 2MP/ 5MP 12.5fps HD-TVI, CVI, AHD cameras.
Support up to 5MP video input. Free ZOSI Smart App/AVSS on mobile devices/PC? You can choose 24/7, motion detection, scheduled or recycled record.