Talk/Speak Through Glass Security Intercom System Window Microphone Speaker

2-way Counter Top IntercomIntercom for conversation through a glass partition comprising a desktop speaker unit with gooseneck microphone and an extension speakerphone unit, which can be positioned horizontally or vertically in the client area. Independent level controls for the main unit and client speakerphone provide tailored adjustment to overcome the ambient noise level, with muting and anti-feedback circuitry to make two-way conversation clear and intelligible. an additional output is prov