These are really fun. I have one sitting in my Jeep with me right now. Obviously you can do a lot more with it than just listen to cops, and even this tutoria

These are really fun. I have one sitting in my Jeep with me right now. Obviously you can do a lot more with it than just listen to cops, and even this tutorial makes it look a LOT more complicated than it is. Plug the device in, and select a frequency. It's pretty much that easy. I use it for listening to everything from ham radio operators to airplanes. Seriously have had every penny worth of fun playing with this. Here is everything you need, available on amazon prime: http://www.amazon.com/Receiver-RTL2832U-Compatible-Packages-Guaranteed/dp/B009U7WZCA/ref=wl_it_dp_o_pC_nS_nC?ie=UTF8&colid=2RRCDXZXQJUJ7&coliid=IPEYNTUEQHOT8 http://www.amazon.com/Receiver-RTL2832U-Compatible-Packages-... (Although I recommend a better antenna. Dig one out of your garage, that is what I did.)