SF550 4.3 inch Screen 1.0MP Security Digital Door Viewer with 12 Polyphonic Music Support PIR Motion Detection & Infrared Night Vision & 145 Degrees Wide Angle & TF Card (Gold)

Features1. 4.3 inch HD display 2. All-metal zinc alloy bronze craft cats eye anti-pry design 3. HD 1.0 million security camera 4. 145 degree super wide angle 5. Doorbell do not disturb function 6. Support photo video night vision 7. PIR motion detection human body induction 8. Built-in large-capacity lithium battery 9. With 12 chord music 10. Adjustable ringtone size 11. Maximum support 32G TF card 12. Support door thickness 35-120mm 13. Suitable for door hole diameter 14-50mm 14. Language: English/Chinese 15. Operating temperature: -20-55 Degrees CelsiusPacking ListIndoor host x 1 Outdoor Handset x 1 USB Charging Cable x 1 Metal Hanging Plate x 1 Screw Pack x 1 English Operation Guide x 1