DVR HIKVISION DS-E04HQHI-B 4-ch 4MP Lite 1U H.265 eSSD Deep learning based human and vehicle targets classification of Motion Detection 2.0, Deep learning-based perimeter protection, Scene-adaptive bitrate control video compression,According to the actual scene, scene-adaptive bitrate control technology would automatically allocates appropriate bitrate to ensure the stability of recording period, HDCVI Input 4 MP@30 fps, 4 MP@25 fps, 1080p@30 fps, 1080p@25 fps, 720p@30 fps, 720p@ 25 fps, Video Output Mode HDMI/VGA simultaneous output Audio Input: 4-ch via coaxial cable,1-ch via HDMI, Network Interface 1, RJ45 10/100 Mbps self-adaptive Ethernet interface, Capacity Built-in 512 GB eSSD (480 GB available), Rear panel: 2 × USB 2.0, Working Temperature:-10 °C to 45 °C, Dimension:151 × 121 × 46 mm, Weight ≤ 0.5 kg.