▶ AHD/TVI/CVI/IP/ANALOG 5 kinds of signals free switch.▶ Support Full HD Video:4*5MP/4*4MP/4*1080P video input. ▶ No delay,lossless,long distance transmission Up to 400 meters.▶ Support multi language software.▶ Built-in web interface to support remote client setting and DVR operation.▶ Compatible with a variety of coaxial control protocol.▶ Support remote view via PC, smart phone(Android/Apple).▶ Support a variety of alarm triggers (video loss / mobile detection, etc.) and alarm output (voice /E-Mail/FTP, etc.).