Specification: Color: As pictures shown Chime interface: USB interface Sensor: 1080P-GC1054 COMS sensor Lens: 6G wide angle, 2.2mm lens Perspective: 120 degrees horizontally, 150 degrees diagonally Video streaming: Main stream 1024*720/15fps, sub stream 640*360/15fps CMOS performance: Supports automatic white balance, automatic gain control, automatic backlight compensation, System: Lite OS Standby time: About 6 months (wake up 10 times a day, 30s each time) Day/night conversion: Automatic switching of two filters Infrared distance: 850nm infrared, effective distance 5m Network configuration method: QR code distribution network + sound wave + wifi fast connection PIR human detection: Support PIR detection and wake up Audio coding standard: AAC and G.726 Audio input/output: -38dB microphone/ 1 built-in speaker Video mode: Auto recording + event recording WiFi: 2.4GHz Network protocol: TCP/IP, HTTP, TCP, UDP, SMTP, DHCP, DNS, P2P Wireless: WIFI802.11b/g/n wireless network Passive