iDS-7204HTHI-M2/XT Hikvision 4Ch 4K/8MP 1U H.265 AcuSense DVR - 5 Signals Input Adaptively (HDTVI/AHD/CVI/CVBS/IP) - Motion Detection Technology - Two-Way Audio Technology 

The iDS-7204HTHI-M2/XT is a DVR from Hikvision's AcuSense series. Here are some key features:

• Channels: 4 channels and 2 HDD 1U AcuSense DVR.

• Facial Recognition: Supports 2-channel facial recognition or 4-channel advanced model perimeter protection based on deep learning algorithms.

• Video Input: Supports up to 8 channels of IP camera inputs, each channel up to 8MP.

• Video Compression: Efficient H.265 Pro+ compression technology.

• Resolution: Encoding ability up to 4K/8MP at 15fps.

• Motion Detection: Supports motion detection technology on all channels.

• Audio: Supports two-way audio technology.

• Network: 1 RJ45 10/100 Mbps self-adaptive Ethernet interface.

• Storage: 2 SATA interfaces with up to 12 TB capacity for each disk.