Features: 4.3-inch TFT LCD screen 1 million pixel CMOS sensor 145 degree super wide angle Super night vision function, monitoring the situation outside the door during the day and night Support PIR body motion detection Full metal shell, beautiful and prevent damage; Supports up to 32G high-speed TF memory cards Built-in variety of ring tones Integrated integrated design, compact structure, high reliability Specification: Image Sensor:1/4 inch CMOS0308 Effective Pixels:1280H×960V focal length:2.4mm Automatic shut-down Off, 10 seconds, 20 seconds, 30 seconds Language:Chinese, English, French, German, Spanish, Portuguese, Italian, Russian, Hebrew, etc. Motion Detection:On / off, 1/5/10 seconds On-screen display settings:On / off Recording time:10 seconds, 20 seconds, 30 seconds Number of photos:One, two, three Format:Support for formatting TF cards Light source frequency:50HZ/60HZ Power failure memory:Stand by default setting:Stand by Ringtone settings:Built-in 36 ringtones Volume setting:5-level volume optional Indoor unit size:136mmx83mmx14mm Outdoor unit size:62mmx62mmx15mm45mm Indoor unit material:ABS engineering plastics Outdoor machine material:Zinc alloy Infrared body sensor:PIR induction LCD screen type:4.3 LCD screen resolution:480x272 TF card:Maximum support 32G Video compression:M-JPEG Audio compression:G.711 / 16kbps Protection level:IP55 Installation method:Screw hanging board Applicable door:40-110mm Notice: Actual color may be slightly different from the image due to different monitor and light effect Package List: 1x Visual Doorbell