The SEREONIC Alert CA360Q from Serene Innovations is a notification system for your home with a built-in dual alarm clock, a bright LED flasher and a loud audible alarm. Compatible with all Central Alert CA360 accessories/transmitters. 

Features: 

• Dual alarms with 2 bed shaker output jacks (bed shakers sold separately) 
• 5-inch digital LED display with adjustable brightness and six (6) color choices
• Large, easy-to-read alerting icons 
• Option to turn off the alarm clock display entirely 
• USB port for charging your smart phone or other USB accessories 
• Compatible with all CA360 accessories 
• Adjustable loud audio sound and bright LED flashing light 
• Up to 200ft operating range
• Uses 520Hz square-wave technology for maximum audio alert
• 2.4GHz frequency 
• Dimensions: 6.61" x 4.13" x 2.36" 
• Battery backup uses (4) AA NiMH batteries (not included) 

What's in the box? 
CA36Q Receiver, AC Power Cord, Telephone cord,, Bedshaker and Doorbell Transmitter