Q-See QTH161-8Z3-2 HD Analog Surveillance System 16-Channel DVR with 2TB Hard Drive, 8-720p Security Cameras, Black 16 Channel 720p/960H DVR with 2TB HDD 8 720p Bullet Security Cameras, 4 720p Dome Security Cameras with high quality LEDs that allow these cameras to see up to 100 feet at night, for protection and peace of mind day or night Supports Q-See QT Series products, and QTH BNC HD Analog Cameras, Q-See BNC Analog Cameras Tamper and Weather Resistant: These cameras are rated to IP66 standards, a durable metal housing and robust 3-axis mount protect against the elements and vandalism. QT View app allows you to easily connect to your DVR for instant live viewing on a smartphone or tablet. (Windows/Mac), Apple/Android Mobile Devices