AKG DMS100 professional digital wireless systems for performers and presenters combine signature AKG sound quality and four channels of rock-solid, license-free 2.4GHz operation with advanced security features, extended battery life and the ultimate ease-of-use. Unrivaled fidelity, security and performance make the AKG DMS100 the ideal digital wireless solution for performing musicians, corporate and government presenters, houses of worship, fitness instructors, educators and anyone who seeks both studio-quality sound and freedom of movement onstage.