Introducing Crystal Vision Technology, Inc's revolutionary Floodlight Camera System with Two-Way Audio and a Panic Siren Button. Our DIY kit is designed to provide you with unmatched surveillance capabilities, ensuring the safety and security of your home or business. With crystal-clear video and audio, our Floodlight Camera System allows you to monitor your property day and night. The Two-Way Audio feature enables seamless communication, allowing you to speak with visitors or potential intruders remotely. But the real game-changer is our exclusive Panic Siren Button. In case of an emergency, simply press the button to activate a powerful siren, deterring criminals and alerting neighbors and authorities. The Panic Siren Button for all connected cameras is a feature that allows the user to activate a loud siren on all cameras simultaneously. This kit features a cutting-edge NVR (Network Video Recorder) with a convenient 10.1-inch monitor and a 2TB Hard Drive. The kit also includes four Floodlight Audio Cameras.