ETS VNF-1 Single Channel Voice Band Notch Filter, Interface

Single channel, low-cost background noise reduction module for use with ETS microphones and a DVR, I/P camera, etc. Provides boost of frequencies in the human voice band (1.7Khz) and 10db per octave attenuation on both sides of the bandpass. The result is significantly reduced background noise and increased intelligibility of speech.

Features

• VNF-1 Filter / interface
• 12 VDC AC adapter
• 1 each 3’ RCA or 3.5mm patch cables