Introducing the Optex RC-20U 3-Channel Receiver Chimebox with Relay, a versatile solution for your notification needs. This innovative chimebox can accommodate up to nine transmitters, allowing you to easily distinguish between different groups with unique chime tones. Whether you prefer a wall-mounted or table-mounted setup, the design offers flexibility to fit your space perfectly. Plus, it comes with a 9V DC adaptor for hassle-free operation. Enhance your environment with this reliable chimebox that combines functionality and style. Don't miss out—order yours today and experience the convenience it brings!