Silent Call is a company that makes solid product using quality circuitry and manufacturing to give years of service.

Expensive but worth the cost.

(SC-DBwBRKT) Notification Devices Silent Call Clip-on Door Bell Transmitter Great for traveling. The clip on Doorbell Transmitter with bracket is a small device that clips over the edge of a standard wooden door. When the doorbell botton is pressed, it transmits a signal that activates any Silent Call receiver with Doorbell indication. MSRP: $74.70 Your Price: $72.00 Qty: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20

(SC-DB1003-1) Notification Devices Silent Call Doorbell Transmitter (Wired for Electronic Chimes) Silent Calls doorbell transmitter is a solid, well made product with good warranty and interference-free capability. This is for new construction or houses with existing doorbell chimes by wiring the transmitter into an existing doorbell chime MSRP: $65.95 Your Price: $62.00 Qty: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20

Notification Devices Silent Call Sidekick Receiver with Strobe Light A table top receiver with strobe light. When this unit receives a signal from a Silent call  transmitter such as a doorbell or smoke alarm or telephone ring, the strobe light flashes for 20 seconds, and a red indicator light is lit under the correct slert symbol. MSRP: $184.95 Your Price: $179.95 Qty: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20