Omnidirectional Sound & Noise Cancellation:The PQRQP omnidirectional dual wireless lavalier microphone is built with professional-grade intelligent noise reduction chips, providing effective identification of the original sound and clear recording in noisy environment. lapel microphone, it’s built with a sponge windscreen to reduce wind noise and plosives, AI algorithm intelligent noise reduction module can accurately filter all kinds of noise and has strong anti-interference ability.