AKG WMS40MINI VOCAL US25D Vocal Set (Freq: 25D) cloud microphones which limits distortion noise The frequency response is which limits distortion noise envelops and randomness • 6 different configurations (which path the sound takes in the quadraphonic space) • Sync input allowing resettable and synced modulations • CV output providing different parameters of the modulation such as the angle or the distance from the center • Suitable for vector synthesis The rugged HT 40 Mini handheld transmitter features an ON OFF MUTE switch and a sturdy wire mesh cap protecting the cardioid dynamic microphone element Battery life of the transmitter is the same legendary "30 hours off a single AA battery" as for the WMS 40 models