The DIGIMIKE microphone is designed to make your modulation as clear as possible in all modes (AM/FM/SSB) by eliminating the background noise. In order to optimize the performance of your DIGIMIKE NRC microphone.
(NRC: Noise Reduction Circuit), please carefully read the user’s manual and note the following points:

– The filtering level from 1 to 5 (maximum level) must be fixed with your correspondent (DURING ANY QSO) who will confirm the optimal sound balance.
– Keep the DIGIMIKE at a minimum distance of 10 cm (4 inches), and avoid direct contact between the DIGIMIKE and your mouth.
– The DIGIMIKE will also work optimally with VOX usage , (if your CB radio is equipped with the VOX feature). ENJOY THE PUREST SOUND WITH YOUR PRESIDENT DIGIMIKE.