Walker NC-1-13 Noise Cancelling Censor

The Walker NC-1-13 noise canceling censor for 500-style handsets host a unique noise cancelling system using a directional microphone housing. Reduces side tones. Makes calls clearer. For all noisy environments. Can be used with amplified handsets. Converts existing handset into a noise canceling handset. Color: NC-1-13 (Beige)