REVO has quickly established itself in the retail market as the upper echelon of video surveillance equipment, With over 30 years of combined experience in video surveillance product manufacturing, management and support, REVO offers the highest quality in video surveillance equipment, Professional Advanced, 8Ch, 240 IPS, D1, Pentaplex, BNC, 4ch Audio, 1TB HDD, Video Management Software, Remote Viewing, DVD Burner Included, Security Digital Video Recorder Features:, 8 Composite Video Input Connectors, Auto Detection for (NTSC or PAL), Multiple monitor connectors: 1 BNC Video out, 1 Spot, 1 VGA, H, 264 Codec, ""Loop-through"" video connectors, 2 USB 2, 0 Ports, Continues recording while transmitting to remote site and during playback, User friendly graphical user Interface (GUI) menu system, Two-way audio communication, Multiple recording modes (Time-lapse, Pre-event, Alarm, Motion and Panic), Two-way audio communication, Live or recorded video access via Ethernet, Built-in DVD RW drive, Dimension(L x W x H): 22 x 20 x 7 in SKU: REAM087