Check the listing for details. Serene Innovations Sereonic Alert CA360Q Clock / Receiver Notification System. Condition: New. Listed at 139.95 USD. Serene Innovations Sereonic Alert™ CA360Q is a notification system for your home with a built-in dual alarm clock, a bright built-in LED flasher and a loud audible sound. The CA360Q will also alert you to smartphone or videophone/VP calls and includes a USB port for charging your smartphone or accessories. The CA360Q is compatible with all Central Alert CA360 version accessories.* With optional accessories, the CA360Q will alert you to the doorbell, your baby crying, alarm sounds from your audio alarms, warnings from your motion detectors, or a storm warning from your NOAA radio and more. FeaturesDual alarms and 2 bed shaker output jacks (bed shaker sold separately)5” digital LED display with adjustable brightness and 6 color choicesBig and easy-to-read alerting iconsOption to turn off the alarm clock displayUSB port for charging your smartphone or accessoriesCompatible with all CA360 accessories.Adjustable loud audio sound and bright LED flasherUp to 200 ft operating rangeUses 520Hz square-wave technology for maximum audio alert2.4GHz frequencyDimensions: 6.61" x 4.13" x 2.36"Battery backup (4) AA NiMH (batteries not included) * Accessories sold separately