DAHUA HDCVI 16 CH 5 MP X51C3E4 DVR 8 MP 4K HDCVI dahua analog dvr cihaz 4K 8 MP at 7 fps Recording Resolution on All HDCVI Channels Available with a 2 TB, 4 TB, 6 TB, or 8 TB Pre-installed Hard Drive Dual-stream Video Recording AI Coding Technology for High-quality Human/Vehicle Video Auto-detection and Auto-configuration of Video Inputs 16 + 16 IP Camera Channels, each channel up to 8 MP Maximum 128 Mbps Incoming Bandwidth Perimeter Protection and Smart Motion Detection (SMD) Long-distance Video Transmission