AKG Perception Wireless 45 Presenter set AKG-PW P SET - A PRODUCT HIGHLIGHTS Frequency A / 530 - 560MHz 8 Selectable Frequencies Miniature PT 45 Bodypack CK 99 L Lavalier Microphone SR 45 Receiver The AKG Perception Wireless Presenter Set - Frequency A / 530 - 560MHz is intended to provide lightweight, quality wireless lavalier miking for theater performances, presentations, talk show