Notification Systems & Signalers

The Door Knock Sensor with Door Hanger is part of the CentralAlert Notification System by Serene Innovations. It sends to the CentralAlert receiver to notify you when someone is knocking on the door. The CA-DX Door Knock Sensor is ideal for bedrooms or hotel rooms and is safe and secure since there is no part visible outside the door.

The CA-DB Doorbell Button is part of the CentralAlert Notification System by Serene Innovations. It is weather resistant for installation at any door. The CA-DB signals the CA-360 or CA-RX receiver. For Needed Receiver Piece see: Serene Innovations CA-RX CentralAlert Notification System Remote Receiver Also Works With: Serene Innovations CentralAlert Notification System CA-360 Clock/Receiver

The CentralAlert CA-DX Doorbell/Door Knock Sensor works with your existing door chime or intercom door announcer to signal the CA-360 unit when someone rings your doorbell The wireless Doorbell/Door Knock and Door Chime Sensor is part of the CentralAlert Notification System by Serene Innovations.

Plug any lamp into the CALX lamp flasher connector and be alerted visually by the flashing lamp when your CentralAlert CA360 notification system has been activated. The CALX lamp flasher for the Serene Innovations CentralAlert notification system connects to the back of the CA360 clock/signaling receiver via the 2.

The CentralAlert CA-NOAA Storm Alert Sensor detects the weather warning signals from your NOAA weather radio to signal the CA-360 unit. The CA-NOAA Storm Alert Sensor is part of the CentralAlert Notification System by Serene Innovations. It connects to your NOAA weather radio and sends to the CentralAlert receiver to notify you when it receives NOAA alerts (weather radio and connecting cable not included).

Control the functions of the RCx-1000 Remote Control Speakerphone by blowing into the sensor. Plug the Air Switch into the back of the RCx-10000 or the remote control.

The Silent Call Bed Shaker comes in two styles, with pin jack or with AC adapter. The Silent Call bed shaker with pin jack can be used with any of the following for 24-hour vibration notification: Sleep-Alert/Charger Unit, Sidekick Receiver, Silent Call SC-SK2REC Sidekick II Receiver with Strobe Light, Lamplighter Receiver or theSilent Call SC-SACHG Sleep-Alert/Charger.

The Silent Call Bed Shaker comes in two styles, with pin jack or with AC adapter. The Silent Call bed shaker with pin jack can be used with any of the following for 24-hour vibration notification: Sleep-Alert/Charger Unit, Sidekick Receiver, Silent Call SC-SK2REC Sidekick II Receiver with Strobe Light, Lamplighter Receiver or theSilent Call SC-SACHG Sleep-Alert/Charger.

This Fire Alarm Transmitter is designed to be wired into a home or building fire alarm system, using a dry contact relay, and is operated by 2 AAA batteries. When the fire panel is activated, the transmitter sends a wireless signal to any Silent Call 318 Mhz receiver up to 500 feet away, depending on which receiver you are using.

This Signature Series Fire Alarm Transmitter is designed to be wired into a home or building fire alarm system, using a dry contact relay, and is operated by 2 AA batteries. When the fire panel is activated, the transmitter sends a wireless signal to any Signature Series receiver up to 2000 feet away.

This Signature Series Fire Alarm transmitter is designed to be wired into a home or building fire alarm system, by supplying 12-24 volts from the fire panel. When the fire system is activated, the fire alarm transmitter sends a signal to any Signature Series receiver up to 2000 feet away.

This carbon monoxide detector is easy to set up - just plug it in! When the detector is activated it will activate the transmitter that is hardwired into it. When using the model with the transmitter, your Silent Call personal receiver will alert you to carbon monoxide in the area. The 110 volt carbon monoxide detector comes with a transmitter and AC adapter.

Be alerted when a door or window in your home is opened. This unit consists of two small magnetic contact bars and a transmitter. When the door or window is opened, the two bars lose magnetic contact, triggering the transmitter. The transmitter then sends a signal to any 318MHz Silent Call receiver (required - sold separately).

This battery-operated unit receives signals from any 318MHz Silent Call transmitter which in turn causes a vibration and turns on an indicator light below the symbol to let you know which transmitter is sending the signal. Easy to wear on the waistband of slacks or skirts. Rechargeable 9-volt battery is included - requires Battery Charger to increase battery life.

This doorbell transmitter sends a signal to a any 318MHz Silent Call receiver to let you know when someone is ringing the doorbell. It is for homes or apartments that already have a doorbell. This product is available with or without a button. What else do I need to make this work? In order to be notified, you will need to purchase a receiver that lets you know when the signaler or transmitter is activated.

This battery operated transmitter is activated by pushing a button on the pager, sending a signal to any 318MHz Silent Call receiver. Pendant style. What else do I need to make this work? This product includes a transmitter. You will need to purchase a receiver that will let you know when the transmitter is activated.

The Sleep-Alert/Charger gives you the security of 24 hour monitoring while recharging your Good Vibrations or Vibra-Call for the next day. Use the Battery Charger Unit to significantly increase battery life.  

The Sound Monitor is a transmitter that alerts any 318MHz Silent Call receiver to sounds such as a baby's cry, an apartment door buzzer, alarm clock, oven timer, etc. The monitor features a delay circuit so that loud sounds that are very brief (door slams, etc) will not activate the monitor even if they are above the detection threshold.

The 418MHz Signature Series™ uses radio frequency technology, allowing you freedom and flexibility with outstanding features and increased range of up to 2,000 feet. Quickly know when you have visitors, telephone calls or emergencies with the bright flashing strobe and distinctive LEDs. For homes with existing doorbells, connect this Doorbell Transmitter to know when someone is at the door.

The 418MHz Signature Series™ uses radio frequency technology, allowing you freedom and flexibility with outstanding features and increased range of up to 2,000 feet. Quickly know when you have visitors, telephone calls or emergencies with the bright flashing strobe and distinctive LEDs. The Signature Series Smoke Detector with Transmitter transmits to the Sidekick II Receiver, which will flash when it has been activated.