Description: -Infrared night vision light: 2, 3MM, flat, angle 90, 850 infrared -Automatic shut-down: Off, 10 seconds, 20 seconds, 30 seconds -Language: Chinese, English, French, German, Spanish, Portuguese, Italian, Russian, Hebrew, etc. (the built-in language of each version may be different, other languages can be customized) -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(Not Include) -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: 136mm x83mm x14mm -Outdoor unit size: 62mm x62mmx15mm(45mm) -Indoor unit material: ABS engineering plastics -Outdoor machine material: Zinc alloy -Infrared body sensor: PIR induction -PIR sensing mode: 9.5MM Fresnel lens -LCD screen type: 4.3 -LCD screen resolution: 480x272 -TF cardMaximum support: 32G -Maximum image size: 1280960 -Frame rate50HZ: 25 frames (1280720P) -Video compression: M-JPEG -Audio compression: G.711 / 16kbps -Stand-by current: 120UA -Working temperature and humidity: -30C-65C (outdoor) / -10C-50C (indoor) Humidity less than 90% -Host color: Gold Package Included: External host x1, Door outside machine x1 Charging line x1 Screw x6 Hanging board x1 Certificate x1 Product manual x1 battery x1 (optional)