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Alarm Clocks, Amplified Phones, and Pocketalkers are on SALE. Safety protocols are in place to protect customers and staff from COVID-19. Stay Safe Everyone!
Alarm Clocks, Amplified Phones, and Pocketalkers are on SALE. Stay Safe Everyone!

Silent Call Signature Series Smoke Detector SD4-SS(CAN)

Save $6.00
Original price $165.99
Current price $159.99

The Signature Series of products uses radiofrequency technology, allowing you flexibility and peace of mind with great features and increased range. The system alerts you to visitors, telephone calls, or emergencies with a bright flashing strobe and LEDs to tell you which device has been activated.

The Signature Series Smoke Detector with Transmitter transmits to the Sidekick II Receiver, which will flash when it has been activated.


  • one 3V lithium battery
  • Three-year warranty for the smoke detector
  • Five-year warranty for transmitter board


  • Range up to 250 feet
  • Photoelectric smoke detector
  • 85dB alarm
  • Supervision of up to 3 smoke or fire transmitters for low battery, malfunction, or blocked the path of the transmitter
  • Low battery indicator

What else do I need to make this work?

This product will only work with 418MHz products in the Silent Call Signature Series.

In order to be notified, you will need to purchase a Silent Call Signature Series Receiver.

Silent Call products are manufactured in the US, where they test and inspect every product to ensure the highest level of quality. Silent Call backs their products with this promise: Direct manufacturer 5 year warranty service and warranties serviced directly through Silent Call can expect next business day returns.