Silent Call DB4-MC Medallion Series Wireless Doorbell Transmitter

Keep every entry point monitored with the Silent Call DB4-MC Medallion Series Wireless Doorbell Transmitter. Designed for homes and businesses that need simple, effective visitor notification, this transmitter combines a tactile doorbell button with a secure wireless transmitter to deliver instant alerts to any Medallion Series Mini Receiver. Because it runs on a single 12-volt battery and mounts with two included screws, installation is fast and non-invasive—perfect for side doors, back entrances, or properties without existing wiring.

Built for dependable operation, the DB4-MC uses million-code technology to minimize interference and supports reliable monitoring as part of a larger security or surveillance setup. Integration with Medallion receivers makes it easy to expand coverage across multiple doors or areas. The compact white housing blends into most exteriors and is backed by Silent Call’s 5-year limited warranty, giving facility managers and installers confidence in long-term performance.

Add this transmitter to your access notification or entry-point monitoring plan to improve visitor awareness and overall site security. Order the Silent Call DB4-MC today for quick, dependable door monitoring and seamless Medallion compatibility.

• Instant visitor alerts for improved site security and visitor monitoring
• Easy, drill-and-screw installation ideal for retrofitting side or back doors
• Battery-powered (1 × 12V) for locations without existing doorbell wiring
• Compatible with any Medallion Series Mini Receiver for flexible system expansion
• Million-code technology and a 5-year limited warranty for reliable, long-term performance