Features 4CH 1080p real-time AHD DVR Up to 120/100(1080p)fps recording rate HDMI / VGA video output 1CH audio input / 1CH audio output Pre-Installed Storage : 4 TB Max. 1 internal HDD Coaxial control (Samsung-T/E Pelco-C ACP) Smart phone support (Android iOS) Enhanced network bandwidth up to 32Mbps This product delivers professional-grade performance, reliability, and seamless integration for modern security systems.