The VIS-D1B-8 DVR Universal Port Recorder Is A Versatile Recording Solution Designed For Hybrid Video Surveillance Systems Supporting TVI, AHD, CVI, Analog, And IP Camera Inputs With Up To Eight Analog Channels And Four Bonus IP Channels. It Provides Recording Support For Resolutions Up To 5 Megapixel Lite For Analog And Up To 4 Megapixel For IP. Advanced H.265 And H.264 Video Compression Helps Improve Storage Efficiency And Optimize Bandwidth Usage. Local Monitoring And Playback Are Supported Through HDMI And VGA Outputs At Up To 1080p Resolution. The Recorder Offers Multiple Playback Modes And Remote Access Functionality Through Free iOS, Android, And Central Management Software. The Unit Includes A Single SATA Interface For Internal Hard Drive Expansion And Is Housed In A Metal Chassis Suitable For Continuous Operation In Commercial And Security Environments.