digital video recorder (4 channel video surveillance DVR) • Operation System: Linux • [B] Built-in 4 "LCD screen [/ B] • Menu language: English • Recording: 120fps (NTSC), 100fps (PAL) 352x288 • Real Time Display: 120fps (NTSC), 100fps (PAL) • Video Input: 4 • Video output: 2 BNC & 1 VGA output • Audio input: 1 • Audio Out: 1 • Alarm Input: 4 • Alarm output: 1 • Real Time resolution: CIF / H D1 (720x576) • Recording resolution: CIF / H D1 (720x576) • Recording Format: H.264 • Recording options: menu, time of alarm recording in motion • Backup: DVD-RW, CD-RW, HD, USB, Network • LAN: Yes, supports DDNS, IE & Client viewyu • Input - Output Ports: RS485, RS422, RJ45 & USB • Supports 9 users over the Internet • CMS (Central Management Software): Yes • Remote: Yes • HDD capacity: Supports 1 HDD SATA (up to 1000GB) (e not included) • DataStorage: M / CH / H • PTZ Control: Yes • Recording in motion: Yes • CD-RW Recording: Yes (No e included) • Power supply: DC 12V/4A • Weight: 7.5 kg