The two-tone gong BIM-BAM GNS-921-SZR is an electromechanical intercom system that impresses with its robust gray plastic housing. With a sound output in two different tones, this gong ensures clear and distinct acoustics, which can be perceived at a sound level of up to 85 dB. It is powered by the electrical grid, ensuring reliable functionality. The maximum volume of 90 dB allows it to be heard even in louder environments. This intercom system is not only functional but also harmoniously integrates into various living styles, thanks to its neutral color scheme. It is ideal for use in residential homes, offices, or other facilities where effective communication is required. The easy installation and user-friendly features make the BIM-BAM GNS-921-SZR a practical choice for anyone who values quality and reliability.