Rode Broadcaster Studio Condenser Microphone Amazon as the seller is the ONLY authorized Fulfilled by Amazon Dealer, and purchases from unauthorized dealers carry No Warranty A large diaphragm, end-address condenser microphone designed to provide the ultimate performance for broadcast vocal applications A rich, full quality tailored response makes it equally suitable as a voice-over microphone for film and television Features an internal pop filter, designed to minimise plosives sounds that can overload the microphone capsule and distort the audio output Features a native 20Hz-20kHz response and a high-pass filter at 75Hz to prevent low-end noise such as traffic from being recorded The 'On-Air' indicator on the body can be wired for external activation by the 'Channel On/Mute' function on many consoles If not connected to a console or switch, the indicator will remain lit whenever the microphone has power