HIKVISION HILOOK 8MP DVR Recorder – 4/8/16 Channel 4K HD – 20U Series – CCTV Security System

Hikvision HiLook 8MP DVR.

4 channels, but there are 8 and 16 channel versions too.

Records in up to 2560x1600 resolution.

POC power, BNC/coaxial connection.

Built-in motion tracking, light sensor, day/night color switching.

3V?

That seems off—check specs, but it’s 12V power.

Storage options 1TB, 2TB, or 4TB.

4-inch screen?

Probably small preview LCD.

Model DVR-20U-K1-BLACK, MPN DVR-208Q-K1.

3-year warranty.

Made in China.

Indoor use.

Good starter or expansion system.