My company: CIxi Huawei Electronic Co., Ltd which professional produce video and audio door phones, there are more than hundreds of video door phone and audio door phone for you to choose, and most of our products are certificated by CE, and we are apply the RHOS cerfication,
Also our products are guranteed by two years, this is one of our video villa kit products, for video, we have both handsfree and with hands style, and the following are the specifications:
Specifications:

Out door camera
1: Lens: F1.8
2: Sensor: 1/3 CMOS or CCD
3: View angle: 92
4: Resolution: ¡Ý380 TV lines
5: TV system: PAL / NTSC
6: Working Voltage: 12VDC
7: Working Current: ¡Ü180mA
8: Auxiliary illumination: 6 infrared LED
9: Ambient Temperature: -30to 50 10: Ambient Humidity: ¡Ü80%
11: Front panel material: Plastic and Aluminium Alloy
12: Installation: Flush Mounted
13: Dimensions: 199*90*55cm  Features:
Indoor monitor
1: Screen visitor: Visitor press the call button to remind the host and
2: Auxiliary illumination: B/W is equipped with infrared LED for night vision!
3: Indoor Monitor remind
4: Unlock electrically
5: Monitoring:
6: Inter-communication: The system allows maximum 3 compatible video indoor monitor/audio indoor phone are installed.
7: Image memory: The host can set the image memory function to the Auto Record status when he or she is out!
8: Preference: There are controller of displaying brightness, contrast and ring volume on the indoor monitor which allow the user to adjust the setting to his/her favorite.