Standalone Digital Video Recorder,H.264 Compression Dynamic IP and DDNS 3G support,E-mail notification PTZ camera ... area• E-mail notification • 3G supportNetwork Viewer: • Static, Dynamic IP and DDNS , Support Internet Explorer and special client software• Remote ... Total )Video Input 4 channel, BNC , 1.0V p-p/75ΩComposite Video Output1 channel, BNC, 1.0V p-p/75ΩMonitor Video Output1 channel, BNC, 1.0V ...