Doorbell: Get a D9 smart home camera doorbell. Includes: Also includes one ding-dong machine, one adhesive sticker, one manual, and all the necessary installation tools. Camera: With a 3.6mm lens to capture whoever is at your front door! Benefits: See who's knocking whilst you relax on the sofa, or whilst you're not even at home! D9 Smart Home Camera Doorbell | Living Social | Living Social