PIR Motion Detection & Real-Time Alarm: Once the home security camera detects motion, the PIR sensor will be triggered in real-time, recorded and pushed to your phone via the app, ensuring you receive timely and accurate notifications while avoiding false alarms. Also, when motion is detected, the siren is automatically triggered to alert you and scare away uninvited guests High Resolution: It delivers sharp image quality of 1080P high resolution and smooth HD video. With remote control via your mobile app, providing larger coverage to safeguard every corner of your home Infrared Night Vision: It features infrared night vision capability, ensuring clear images even in low-light conditions TF Card Storage: It supports TF card of up to 256G, greatly expanding the memory capacity (Card Not Included) Two-Way Audio Call: With a built-in microphone speaker, it can create a perfect two-way conversation with the visitors at your door Designed for Home Security: A must-have to protect your home and your property all the time Specification: Operating system: Embedded Linux Online users: 4 users can watch online at the same time Image sensor: 1/2.9 inch 1080p progressive scan CMOS sensor Minimum illumination: 0.3~0.5Lux (color mode), 0Lux (black and white mode) Lens: 3.2MM module Night vision: automatic lens sensitivity switching, 6 940nm patch infrared lights, irradiation distance 5~10 meters Compression standard H. 264 main profile/Motion-JPEG/JPEG Main stream: 1080p (1920x1080) @30fps Substream: 360p (640x360) @15fps Bitrate/maximum frame rate: 128-4096kbps / 30fps Image adjustment: brightness and contrast adjustable Input built-in: 38dB microphone Output: 8Ω 0.5W speaker Sampling frequency / bit width: 8KHz / 16bit Compression standard/bit rate: ADPCM / 32kbps Network protocol: TCP/IP, HTTP, TCP, UDP, DHCP, DNS, NTP, P2P, etc Wireless network: IEEB802. 11b/g/n; support AP mode Wireless frequency: 2.4 2.4835GHz Wireless security: Encrypted 64/128-bit WEP/WPA-PSK/WPA2-PSK data encryption Storage function: Support T-Flash card (up to 256GB); cloud storage Alarm detection: Support PIR human body detection Rated voltage: DC5V±5% Power supply: Built-in 1500mAh battery