Vortex CSI Garrett’s most advanced crime scene metal detector, built for the recovery of metallic evidence across all terrains, including shallow water environments. Includes special search modes for both ferrous and non-ferrous bullet recovery, and other advanced features to minimize the time spent searching for evidence. Includes: Wired Easy Stow Headphones 6” x 11” DD-format searchcoil (with coil cover) Quick Start Guide CLICK HERE: Vortex CSI Specification Sheet FIELD -READY PERFORMANCELightweight. Built-in, rechargeable battery. Simple to learn. BULLETS MODEThis special CSI mode was designed to recover lead bullets and non-ferrous bullet casings (such as brass and copper), while eliminating common ferrous items from audible detection. STEEL CASINGS MODEDesigned specifically to help identify tricky ferrous bullet casings and/or casings made with a combination of steel and non-ferrous plating.