The FSE-BP50-X4 is a Clear-Com FreeSpeak Edge® 5 GHz wireless beltpack, designed to be both rugged and water-resistant. It comes equipped with a 4-pin XLR headset connector. This ergonomic beltpack showcases a large display, nine customizable keys, dedicated A & B encoders, and individual volume controls for channels C & D, complemented by a master volume control.