The SD4 is a swivel and tilt, weatherproof 4 MP surveillance camera from Foscam with audio transmission. This Wi-Fi camera is ideal for monitoring your business, office, warehouse, or outdoor areas. The outdoor security camera operates on both 2.4 GHz and 5 GHz Wi-Fi networks, providing ultimate flexibility and performance, allowing for smooth 4-megapixel QHD streaming. It offers a horizontal rotation of 350° and a vertical rotation of 90°, covering almost a 360° field of view without blind spots. The 4x optical zoom with autofocus allows for perfect and realistic representation of details from close range. This Wi-Fi camera supports two-way audio. With the built-in microphone and speaker, you can communicate with welcomed guests and send away unwanted visitors, no matter where you are. The camera can detect people, movements, and sounds, notifying you in real-time. You can choose the detection model for human movements. This surveillance camera can intelligently recognize only human activities, reducing false alarms triggered by running pets, flying birds, or other moving objects. With efficient LEDs, this outdoor security camera can provide enhanced night vision up to 50 meters even in very low light conditions. This Wi-Fi security camera supports Alexa and Google Assistant. You can check who is at your door or in your garden using voice commands on the Amazon Echo Show or Google smart devices, without needing to open the Foscam app on your smartphone. The Foscam SD4 features a compact and robust design, making it the perfect outdoor security camera. With a small size of 180 x 111 x 180 mm, you can install it freely anywhere.