This is a ultra-small Bathroom spy camera that hidden inside a Waterproof Spy Radio, it looks like an ordinary Radio, but it has a very powerful function, the most interesting thing is that it internally hides a smallest spy camera DVR , you can listen to the radio and record everything you need at the same ,so secret that no one know where the camera exist.it does not need any external plug-in card, built in memory 16GB itself, can work up to 8-10 hours. there is time date stamp for the record...