TP-LINK 4 CHANNEL POE NETWORK video RECORDER 4 FE POE+ PORTS - VIGI NVR 1004H-4P with 4x TP-Link VIGI 3MP VIGI C300HP-4 Outdoor Bullet Network Camera CAMERA Image Sensor:  1/2.8” Progressive Scan CMOS Lens:  4 mm / 6 mm Aperture:  4 mm: F2.4, 6 mm: F2.0 Lens Mount:  M12 Viewing Angle:  (4 mm) horizontal FOV: 82.5°, vertical FOV: 44.9°, diagonal FOV: 99.3° ,(6 mm) horizontal FOV: 51.9°, vertical FOV: 28.7°, diagonal FOV: 60° Day/Night Mechanism:  IR Cut Filter IR Working Distance:  30m Minimum Illumination:  Color: 0.1 Lux@F2.0; 0 Lux with IR Weatherproof Rating:  IP67 Digital Noise Reduction:  3D DNR WDR:  DWDR NETWORK Security:  Password Protection, HTTPS Encryption, IP Address Filter, Digest Authentication Protocol:  TCP/IP, UDP, ICMP, HTTP, HTTPS, DHCP, DNS, RTSP, NTP, UPnP UDP, SSL/TLS API:  ONVIF Simultaneous Live View:  4 Main Streams & 3 Sub-Streams, or 3 Main Streams & 5 Sub-Streams