Product Description Product Details From the outside, it only looks like a fire alarm. This is a special structure color camera that is difficult to be identified as a camera from its appearance. It can be said to be one of the cameras that can be used for many purposes. High Resolution 420TV Lines or More Shooting with a horizontal resolution of 420TV lines or more, equivalent to a 270,000-pixel class camera. The image is very clear. Built-in Microphone This camera is equipped with a microphone that picks up sounds within a 3m radius. It can be used in places where sound collection is desired. *This is for collecting sounds such as the sound of breaking glass or screams, and is not suitable for collecting conversations. Recommended Distance to Subject Recommended distance to subject: 1-6m (distance at which a person's face can be recognized) *This distance may not be reached depending on the recorder settings. *The above data is a test value from our company, and is the range in which a person's face can be identified in a bright office.