Combining the enhanced versatility of a varifocal lens and clarity of a high definition, the QTN8043B a powerful camera that makes an ideal addition to any NVR surveillance system. Monitor your surroundings with added ability to adjust the field of view. Whether you want to deter theft, verify employee productivity, corroborate an incident, document a delivery, or just check in on your family, this camera is built to help you see more of what matters most. With a recorded image size of 2560x1440 4MP 1080p, this Q-See IP camera offers a clarity unlike any other analog camera available to the consumer. The clear 1080p image sizes means more pixels which translates to even more clarity and detail on the screen. This high quality camera offers access to video streams via an internet browser or compatible mobile device. An NVR is not required to view live video feeds! Its ability to independently monitor makes it in ideal standalone monitoring asset or peripheral camera to an existing NVR system.