Bluetooth: Bluetooth enabled for device pairing at the swipe of a button. Home security: Get a 1080P HD wireless smart doorbell! Real-time monitoring: Monitor the camera footage even when you're on the move via an app. Two colours: In a choice of black or white. Two-way audio: Built in microphone allows you to talk to your visitors. Night vision & motion sense: Features built-in infrared night vision and motion sense for maximum security. | HD Wireless Smart Doorbell with Night Vision - Black | Wowcher