Video input channels 16 channels, Ethernet LAN Yes, 1xNumber of HDDs supported, Maximum HDD capacity 16000 GB, Backup function Yes, Product colour Black, Multi-display supported Yes, Power supply type DC, Weight 1.39 kg, Operating temperature (T-T) -10 - 55 °C

Ethernet LAN Yes, Product colour Black, Channels quantity 8 channels, Weight 1.24 kg, Operating temperature (T-T) -10 - 55 °C

Video input channels 16 channels, Ethernet LAN Yes, 2xNumber of HDDs supported, Maximum HDD capacity 16000 GB, Backup function Yes, Multi-display supported Yes, Product colour Black, Power supply type DC, Weight 1.75 kg, Operating temperature (T-T) -10 - 55 °C

Video input channels 32 channels, Ethernet LAN Yes, 2xNumber of HDDs supported, Maximum HDD capacity 16000 GB, Audio system 2-way, Multi-display supported Yes, Product colour Black, Built-in processor Yes, Power supply type DC, Weight 1.9 kg, Operating temperature (T-T) -10 - 55 °C

Video input channels 32 channels, Ethernet LAN Yes, 2xNumber of HDDs supported, Maximum HDD capacity 16000 GB, Backup function Yes, Multi-display supported Yes, Product colour Black, Power supply type DC, Weight 2.38 kg, Operating temperature (T-T) -10 - 55 °C