Feature:1. 2.4G full digital frequency hopping and encryption technology, barrier-free distance of 200 meters, strong anti-interference.2. 7in color monitor screen to display images, touch buttons, perfect and novel designed, and the frequency of use up to 500,000.3. 0.3MP camera, provides you with clear pictures, practical to use.4. Hands-free calling and intercom, one-key unlocking, outdoor monitoring, support indoor intercom call function.5. Chinese, English, German, Spanish, French, and Russian 6 lagauages are available.6. With 4 polyphonic ringtones, selectable ringtone and adjust ringtone volume.7. With clock calendar, automatic photo function, can store 100 photos.8. The outdoor unit has clear infrared night vision, which can monitor and shoot images in the dark, night vision distance is 3-5 meters.9. The outdoor unit has a rain cover, moisture-proof and waterproof, can be used freely in outdoors.10. Low power consumption, the outdoor unit with a battery standby time of 2 months, it can also be plugged in to work, and the battery can work when there is a power outage.11. Rechargeable BL-5J battery, easy to be replaced, convenient for using.12. Power-on lock function, support power on unlock and power off unlock.13. The outdoor unit is fixed with screws or pasted on the wall or door, and the indoor unit displays the signal strength, it can be used freely in places with stable signals, can be hung on the wall, closet, etc., or placed on the desk, coffee table, dining table, etc.14. Wireless connection, simple installation, no wiring required.15. Simple to use, easy to complete visual intercom, one key to unlock.16. Suitable for office, villa, small courtyard, unit family, apartment and other places.Specification:Condition: 100 percent Brand NewItem Type: Video Door BellColor: As picture shownIndoor Unit:Screen: 7in TFT LCDSensitivity: 90dBmLcd Resolution: 800 x 480Lcd Screen Brightness (cd or m2): 200 10 percent Working Power: 8WWorking Current: 250mAStandby Current: 20-30mA or 3.7VBattery: Rechargeable Lipo Battery (Included)Battery Capacity: 1350mAhStandby Time: 120 HoursPhoto Format: 640 x 480 JPGWorking Frequency: 2.4G ISM Digital Common Frequency BandAdapter Output: DC5V or 1AWorking Temperature: -10 - and 50 Material: PlasticSize: Approx. 225 x 128mm or 8.9 x 5inOutdoor Unit Specifications:Working Frequency: 2402 - 2483.5MHzTransmit Power: 16 - 20dBMLens: CMOS 3.6mm 92 Degrees, HD 0.3MPWorking Current: 300mAStandby Current: 20 - 30mABattery: Rechargeable Lipo Battery (Included)Battery Capacity: 1350mAhStandby Time: 2 MonthsAdapter Output: DC5V or 1.0ASize: Approx. 110 x 165 x 65mm or 4.3 x 6.5 x 2.6in.Package List:2 x Indoor Unit 1 x Outdoor Unit 1 x Outdoor Unit Power Adapter 2 x Indoor Unit Power Adapter 3 x BL-5J Battery 1 x Manual 2 x Screw Bag 1 x Three-Core Unlocking Cable 2 x Indoor Unit Fixing Bracket