4K High-definition Image Quality: The clarity is further improved, the image presentation reduces ghosting and freezes, and prevents the loss of important details Storage Method: Supports memory card or cloud storage (Card Not Included) Night Vision: Providing crystal clear images and videos, care for baby's and pet's safety and health Two-Way Audio Call: Make it easy to contact the visitor via phone anytime and anywhere PIR Motion Detection: The PIR sensor will be triggered in real-time once the camera detects motion, at the same time, the notification will be sent to your phone via the app Long Standby Time: Built-in 3500mAh battery, it can be recharged and provide standby time of up to 40 days Home Security Tool: A must-have to protect your home and your property all the time Specification: Operating system: Linux APP: FOWL Processor: Ingenic T31 Memory: 8MB Image sensor: 3MP CMOS /2K 2304 x1296P binocular dual lens 6 magnification Minimum illumination: 0.3-0.5 Lux (color mode), 0 Lux (black and white mode) Lens: Lens diameter 10mm, 4G Lens built-in IRCUT without color cast Viewing angle: (H) 95°, (D) 110° Night vision: black and white night vision, 6 940nm non-luminous patch infrared lights, irradiation distance 6-8 meters Compression standard: H.264+/H.264/MJPEF/JPEG Multi-stream: Main stream: 1080P/15fps Sub stream: 360P/15fps Bit rate: CBR/VBR Two bit rate control modes, and the output bit rate range is 128～4096kbps Image adjustment: brightness, contrast, vertical, horizontal adjustable, OSD display Input: built-in -38dB microphone Output: built-in 8Ω 1W speaker, support two-way voice intercom Sampling frequency/bit width: 8KHz/16bit Compression standard/bit rate: G711A Wireless connection: Scan the device QR code to add / device scans the mobile phone QR code to add EUR Cat1: FDD：B1/B3/B7/B8/B20 EUR Cat1: TDD:B38/B40/B41 Wireless security encryption: 64/128-bit WEP/WPA-PSK/WPA2-PSK digital encryption External TF card: supports up to 128GB memory card (Card Not Included) Cloud storage: free cloud storage Rated voltage: DC 5V±5% Power supply: Built-in 3500 mAh polymer lithium battery Working time: 40 days of human body sensing standby Working temperature: -10℃~55℃ Working humidity: <90% Alarm detection: motion detection alarm Human shape detection: filter invalid alarm Product size: 4.7x4.7x5.8cm