The SDS-P3022 cameras capture video at 720 TVL resolution for clear, vivid image quality. In keeping with this high standard, the DVR records at 960H high definition onto a 500 GB hard drive to capture all of your important video events. Features 2 720 TVL High Resolution, Night Vision, Weather-Resistant Cameras 4 Channel 960H DVR & Built-In 500 GB HDD Motion Event & Tampering Alerts with Real-Time Monitoring & Recording Anytime/ Anywhere Viewing with Free i POLi S App Anytime/ Anywhere Samsung’s free i POLis mobile app brings surveillance video right to your i OS® or Android™ tablet or smartphone. To oversee multiple systems in various locations, Samsung's central management software, Smart Viewer®, allows video monitoring from all points around the globe on a single screen. Event/ Tampering Alerts Instant email notifications can be sent when motion or camera tampering is detected & automatically recorded onto the DVR. Guarding your safety, Samsung empowers you to respond instantly to unexpected events, view real-time activity & review stored recordings. Sharp, Rich Details The cameras provide up to 720 TVL resolution for clear, vivid image quality. In keeping with this high standard, the DVR records at 960H high resolution onto a 500GB hard drive to capture all of your important video events. Wide Angle Coverage While other cameras constrict your view, Samsung’s 72° Wide Angle lens expands your recording coverage without compromising quality. True Day & Night Each SDS-P3022 camera utilizes an advanced IR Cut Filter for accurate, vibrant colours & Night Vision mode to capture clear, illuminated footage up to 82 feet in darkness. Privacy Masking Privacy Masking means that you can block up to four areas within each camera’s field of view. This advantage lets you tailor your monitoring to exclude sensitive areas or conceal irrelevant or personal activity. Weather-Resistant Every camera in the SDS-P3022 system has achieved an Ingress Protection Rating of IP66. Rest assured that they have been tested to withstand dust, wind & rain. Easy Setup/ Upgrade DVR setup is intuitive & simple & can accommodate two additional cameras. Samsung’s optional Wi Fi adapter eliminates the need for network cable connection. This liberates DVR placement away from the router to your most suitable location within Wi Fi range.