Video Signal Standards: Surveillance cameras operate on various video signal standards, including PAL, NTSC, and SECAM. These standards play a crucial role in ensuring compatibility and optimal performance. Our OHWOAI Surveillance brand offers a wide range of high-quality surveillance cameras, including IP cameras and PoE cameras. Our PoE NVR (Power over Ethernet Network Video Recorder) systems provide efficient and convenient solutions for home security. For those seeking a reliable and secure camera system for their homes, our hardwired PoE cameras offer enhanced protection and peace of mind. Our outdoor cameras are specifically designed to withstand various...

At OHWOAI Surveillance, we recognize the significance of choosing the perfect focal length for your surveillance camera requirements. The focal length, measured from the optical center of the lens to the CCD/CMOS sensor in the camera, plays a crucial role in determining the image size, field of view, and depth of field. Field of View and Depth of Field The field of view refers to the maximum range of observation achievable through the lens, formed by the two edges of the lens capturing the target object. On the other hand, the depth of field represents the...

At OHWOAI Surveillance, we offer a wide range of cutting-edge detection methods to optimize the performance and accuracy of our network surveillance camera systems. Our advanced technologies ensure that you have a comprehensive and reliable security solution. Let's explore some of the most commonly used detection types:   Motion Detection Motion detection analyzes the frames of video footage captured by the camera. By comparing the differences between consecutive frames, our systems can determine if there is significant movement that meets the alarm criteria. This feature, customizable to different sensitivity levels, enables prompt notification of any detected...