ITC Device is the most advanced "Spirit Box" on the market. Released to the public in the early fall of 2014 it has been seen tested by paranormal researchers and used on U.S. Travel Channel's Ghost Adventures by Paranormal Investigator Zak Bagans and his team. The results have been most fascinating and extraordinary. Proven to outperform other "Ghost Boxes / Spirit Boxes" thanks to that it sweeps Radio Frequencies faster and has Dual Sweep and Forward and a Reverse Sweep function. The Ambient Temperature meter shows changes to colder or warmer temp which is great for determining a co-relation of a deviation in temperature when a suspected ghost voice is picked up. It also helps you further to keep your hands free and investigating in dark environments through the built in night vision friendly red LED Flashlight. Make sure you always record with video or/and a voice recorder when you use the box so that you can go back and analyze the suspected spirit voice further. When new features are developed