To buy an all-in-one hidden camera spy cam is the best way to go because there is no other equipment to buy. It's a digital and wireless spy camera that is very portable. This type of home surveillance camera stores the hidden camera video footage to SD memory card. Then you can either play directly from the unit, or remove the SD card to play on your computer! Newest hidden spy camera technology available! Many come with the motion detector camera feature that only records when there is someone in the room. Going with a wireless spy camera like these is the best choice because they won't become suspicious.
