Eurologix BOSS Chairs were introduced into UK & Global Prison service and are designed to detect SIM Cards, Razor Blades, Small phones, Batteries and any other small metal object inserted in the orifice or other body cavity. The next generation BOSS Chairs (Version 5) have the latest technology in Magnetic Templar Difference, that can discriminate frequency and mass to pinpoint threats in any orifice or cavity of the human body.