Audio Alert/Siren, Audio Recording, Visual Alert | 2-Way Audio, Audio Alert/Siren, Built-in Microphone, Built-in Speaker, Ceiling Mountable, Day/Night Mode, Mobile Notifications, Motion Detection, Motion Sensor, Night Vision, Remote Access, Smartphone Compatible, Vandal Proof, Wall Mountable, Weather Resistant | 2-Way Intercom Camera, Audio Alert/Siren, Built-in Speaker, Ceiling Mountable, Day/Night Mode, Infrared, Microphone, Motion Sensor, Night Vision, Remote Access, Wall Mountable, Weather Resistant, Zoom | Audio Recording, Ceiling Mountable, Motion Sensor, Wall Mountable |