Wireless Video Doorbell for Tuya 1080P HD Night Vision Dual Way Audio 2.4G WiFi Remote Monitoring Door Bell for Apartment US Plug 90‑260V Item Type: Wireless Video Doorbell Material: ABS Resolution: 1080P Doorbell to Ringtone Unit Distance: Approx. 40m / 131.2ft (maximum) Compatible Network: 2.4G WIFI Waterproof Level: IP65 Doorbell Power Supply: 2 x Battery (not included) Product Features: 1. For Tuya APP, easy setup and control 2. 1080P HD wide angle lens 3. Long standby time (2-4 months, depending on battery capacity) 4. Dual way audio, one way video, identify visitors 5. PIR motion detection, host wake up and send messages when someone lingers 6. Infrared night vision, recognize visitors at night as in daylight 7. Take photos, record videos, motion detection recording, preview videos on APP, record visitors actions 8. Supports multiple languages, follows the language system of the phone, factory setting is English, minor languages default to English 9. Supports 8 phones to connect to the doorbell, 3 phones can watch simultaneously 10. Maximum support 32G small memory card (not included), contents overwritten in a loop 11. Charging mode, DC 5V 1A