Tiandy Technologies is known for producing high-quality surveillance equipment, including cameras and recorders. Their products often feature high-resolution imaging, such as 4K Ultra HD, which provides very clear and detailed images. The image quality can vary based on the specific model of the camera or recorder being used. Some cameras also offer features like WDR (Wide Dynamic Range) and low-light performance, enhancing the overall picture quality in challenging lighting conditions. Overall, Tiandy equipment is recognized for its focus on delivering excellent image and video quality for surveillance purposes.