Mercury 350.011UK

2-Wire Audio Door Phone SystemThis 2-wire audio door phone system allows simple communication with visitors before opening the door. Fitted with high quality circuitry to provide clear interference free audio and additional functionality for the opening of an electronic lock. Easy to install and operate with adjustable ring volume this system is ideal for use in both domestic and business applications or for the elderly and less mobile.Features:• High quality circuitry provides clear 2-way audio• Easy to install and operate• Adjustable ring volume• Maximum transmission distance of 100m (using 2 x 1.0mm? cable)• Weatherproof outdoor unit (IP44 rated) with backlit nameplate• Supplied with rain shade for outdoor unit and wall mount brackets