Go to : http: / / www.totodeal.com/ wireless-4-waterproof-video-night-vision-camera-ho me-security-surveillance-system-whit-motion-detection_p234.html for detail -- Wireless 4 Waterproof Video Night Vision Camera Home Security Surveillance System whit Motion Detection DIY installation & very easy for operation USB2.0 to computer or AV out to TV/ monitor Uses your computer as a DVR Remote Internet surveillance Motion Detection Cell Phone Access Scheduled Recording Audio supported With remote control, easy to use. Weatherproof Design Night vision ( Effective range: 10-15M) Around 330 feet ( 100 meters) Transmission range without block one year replacement warranty. You are looking at our Wireless USB DVR surveillance system. With this top of the line system and the latest technology it turns your computer into a motion detection DVR system. DIY installation and easy operation is its trademark. Only need one USB cable to connect with your computer. No risky internal computer modifications or having a nest of cables to install. It' s great for monitoring your home, business or family. It comes with the four cameras but you can have for this receiver which will allow you to view four different areas of your home or business with the Quad view with MultiViewer software in package. And you even can do the remote surveillance on internet or mobile phone ( must support connecting internet) by our Camguard software. Features: Wireless cameras with night vision, it also can be used as wired camera with the audio and video output. Remote Internet surveillance via IE browser from any computer Can record if the motion detection is triggered Motion detection sensitivity is adjustable Alarm by sound, email or phone when motion detection. Can be viewed on a cell phone ( that has an WAP internet browser) Software can be hidden on the computer so others do not know it is running Contrast, brightness, Hue and color adjustment Recording can be scheduled for certain times Motion detection can be scheduled Records at 30 frames per second Length of time after motion detector is set off can be adjusted Can take snapshots or quick video manually Password set up for remote internet access Camera changes from day to night vision automatically Receiver has an additional video output for viewing image on a TV/ monitor