Billy, the DI.BI. digital peephole, is most of all an important element to guarantee security. To record who is at the door of your house, and it can also be used for stalking behaviours. This product integrates camera, colour display, door bell and intercom. The high sensitive camera and the 2.4 in TFT colour screen provides you with clear images, even with a poor illumination. It ha a built-in memory with stores up to 100 pictures and 5 different bell tones. Billy is the perfect accessory for any kind of door. The installation is so quick and easy that also a non-technician person can do it.