The beige E6i TA4F from Countryman is a miniature omnidirectional earset condenser microphone designed for accurate voice reproduction speaking and singing and nearinvisible appearance in theater concerts lectures houses or worship and more It features a water and windresistant capsule that delivers a 20 Hz to 20 kHz frequency response The omnidirectional polar pattern picks up sound from all directions and should be used when feedback is not common.