*** Item Model # : PRO-44500 ********** Marketing Information: Night Owl"s PRO-44500: 4 Channel DVR with 500GB HDD, HDMI Output, 4 Hi-Resolution Cameras (1 Audio Enabled) and free Night Owl PRO App The cameras are hi-resolution with 600 TV lines and 50FT of night vision capabilities. Receive motion activated email alerts to your Smartphone when the sensors detect activity. Package Contents: 4-Channel Digital Video Recorder 4 x Indoor/Outdoor Cameras (1 with Audio) 4 x 60 FT Bundles of Camera Cables (1 with Audio) 12 x Mounting Hardware and Screws for Cameras 6 FT HDMI Cable RJ-45 Cable (Ethernet) Mouse Remote Control (Batteries Included) Software CD Quick Set-up Guide (English and Spanish) DC 12V Camera Power Adapters 12V/2A DVR Power Adapter 4-Way Camera Splitters 3 x Night Owl Security Stickers InstallerNet Installation Card Composite Video In: Yes Composite Video Out: Yes Ethernet Technology: Fast Ethernet HDMI: Yes Network (RJ-45): Yes Number of VGA Out: 1 Serial: Yes Total Number of Audio In Ports: 4 Total Number of Audio Out Ports: 1 USB Standard: USB 2.0 USB: Yes VGA: Yes Connectivity Technology: Wired Ethernet Technology: Fast Ethernet Hard Drive: 500 GB Frame Rate: 30 Frames Per Second Illumination: to 0 Lux Input Voltage: 12 V DC Length: 12.4" Maximum Resolution: 960 x 480 Number of Channels: 4 Video Formats: H.264 Video System: NTSC UPC#: 855830003215