This is a hidden top hat , but inside built in a ultra-small digital spy Camera recorder DVR, it looks like an ordinary small top hat, but  it has a powerful feature that can record cover real time videos ,its a normal mini top hat that  most of interesting part  is that it  internally hides in A small ultra-shaped camera DVR, it does not need any external plug-in card, built in 4GB memory , can  work up to 4-5 hours. there is time and date for the recorded video , you can get the most authentic evidence by this  wonderful  spy device. ideal for CIA agents ,police,detector,and  spy agency.
 
Specification:

1.Tiny size makes it for a variety of uses.
2.Its great for use as a hidden cam, spy cam , etc.
3.Real time recording in AVI video format
4.Continuous recording until memory is fullmanually off
5.Color video with voice
6.Internal rechargeable battery
7.Internal memory: 4GB
8.Playback video on PC 
9.Video compression : AVI video format,640*480
10.Voice recording: Yes
11.Internal memory: Yes
12.Flash: 4GB
13.Video file size; >5M per Min.
14.Recording mode :continuous recording until memory is fullmanually off
15.Adaptor type: USB adaptor charging cable
16.Battery type : Lithium-ion 1200MA
17.Record time : up to 2h for 1GB
18.Battery use time : about 4-5 hour
19.Weight:510g