Enhance your communication experience with the EMAX Link Gray Bluetooth Communication Device. Designed for seamless integration with Bluetooth hearing protection this device ensures clear communication over distances up to 12 miles. Whether you're on the range or in the field the EMAX Link offers unparalleled connectivity. It pairs effortlessly with your existing hearing protection via Bluetooth or a 3.5mm audio cord for non-Bluetooth devices. Equipped with a rechargeable battery and USB-C charging it also supports optional AA batteries for extended use. Compatible with a range of Caldwell products the EMAX Link is your go-to solution for reliable communication and protection.