Adjustable Volume, Audio Alert/Siren, Built-in Speaker, Data Encryption, Day/Night Mode, Motion Sensor, Multi-Alarm Settings, Programmable, Recordable, Visual Alert, Zoom | Day/Night Mode, Infrared, Motion Sensor, Night Vision, Remote Access, Weather Resistant, Wide-Angle | Audio Recording, Day/Night Mode, Infrared, Microphone, Night Vision, Remote Access | Adjustable Volume, Audio Alert/Siren, Audio Recording, Data Encryption, Day/Night Mode, Face Detection, Full Color Night Vision, Human Detection, Infrared, Microphone, Motion Sensor, Multi-Alarm Settings, Night Vision, Recordable, Vehicle Detection, Weather Resistant, Zoom |