Advanced H.265+ high efficiency video compression - H.265+ can further improve compression ratio on the basis of H.265 standard and save about 80% storage compared with H.264， and thus effectively saving storage resources and provides an excellent and smooth viewing experience

Local or remote access， playback anytime and anywhere - view and control your security system locally by connecting the system to a monitor without internet， or via free zosi client software on windows or mac， or via ios and android app (zosi smart ) on mobile devices remotely

Motion detection and alert push - you can customize motion detection area in each camera to minimize false alerts and block out selected areas， instant notifications and email alerts with screenshot will be pushed to your phone directly as soon as security cameras detect moving objects

Customize your each camera with 4-different record modes- the default mode is 24/7 recording continuously， you can also set to scheduled recording times， motion detection and recycle record， each camera is customizable with different recording modes

No monthly fee. pre-install 1-tb security grade hard drive， support ultra-long continuous recording and backup by usb， dvr can be set to automatically overwrite the oldest internally stored footage or you can transfer those video files by usb to a memory stick or external hard drive