Chances are if you are geeky enough to be reading this blog post, you have a couple old Android devices laying around. Even if you don’t, I guarantee you know someone who does. Older smart phones have high-resolution cameras and wifi radios, why not use them as baby monitors? This isn’t a new idea, there are many apps in the Play Store (market) that let you do just this.
What I add here are two things :
Running the Android phone