First of all, you should know that any affordable spy camera records only video, but there is no audio. It is even illegal. So you should notice that according to the United States federal laws, the spy cameras with audio may be used only by law enforcement agencies.

The other question is the type of mini spy cameras to choose. Everything depends on your goal. I mean, the purpose of all these actions. So, if you want to make sure that your hire a reliable nanny for your child, we offer you to buy wireless mini spy cameras. You may place them in different portable things, such as toys, photo-frames, and even books. It is very convenient for you and you may be sure that everything is fine with your child.

The other thing is wired spy cameras. As usual such mini spy cameras have two cables and it is not so convenient for you to move it from room to room. But you may be sure that a signal will be consistent. These mini spy cameras work on batteries. The other necessary item is a receiver. The mini spy cameras just "send" signal, but don't record it. So, you need to buy special DVD or VCR, in order to record the video. As a rule, mini spy cameras and a receiver should be some distance from each other. Just like cordless phone form its base.

We offer you to purchase DVD recorder or a special card which you can install on your computer and all the information will be reordered there. It will be more convenient for you to keep all the records there. So, choose among the great diversity of professional spy cameras and make sure about any question! Or just feel safety at home.