Signal distance up to 1600 feet Video Out: 1 HDMI, 1 VGA, 1 CVBS Digital Deterrent supports up to 8 audio files for triggering during sensor or motion detection 2-way audio communication Built-in S.M.A.R.T. Technology (Self-Monitoring, Analysis and Reporting Technology for HDD) 4 channel audio recording Password to secure installation authorization Smart (Museum) Search - Quickly search for a specific video event without the need for motion setup Easy firmware upgrade by USB port Instant and convenient backup via USB flash drive Supports multiple PC based browsers such as Internet Explorer and Firefox Simultaneous playback/record while continuing to network transfer or backup User Access: up to 12 concurrent users for live viewing, 1 user for playback Remote monitoring / recording / playback / configuration / software upgrades and PTZ control via internet Network accessible via SpecoTech Multi-Client Software, Secure Guard, Web-Viewer and Speco Player Mobile app PC and MAC compatible IR remote control and mouse included UTC function allows for zoom/focus and OSD control over coax H.264 video compression Free U.S. - Based DDNS Server Access