Feit Electric CHIME/DOOR/SMART Door Chime Bell, Wireless, 5V 80-dB White (2-PACK) BOTH BOXES ARE BRAND NEW! THE BOXES WERE OPENED AND INSPECTED. This USB-powered doorbell chime accessory connects to Feit Electric smart doorbells and sounds when the doorbell button is pressed. Choose from four different chime sounds and get audible alerts even in remote areas of your home. This wireless chime is compatible with the Feit Electric Smart Doorbell (sold separately) with a range of up to 150 ft. With adjustable audible alerts that can be set to ring up to 80 dB you can set your mind at ease knowing you won't miss someone at your door anywhere within your home. To install, plug the USB power plug-into a USB wall outlet or use a USB power adapter (not included), then plug-into a standard wall outlet. To connect to your home Wi-Fi you must be using a 2.4 GHz network. Smart Chimes can be installed in multiple rooms so you never miss a guest or package delivery. Connects to Feit Electric smart doorbells to enable doorbell chime sounds Adjustable audible alerts set chimes up to 80 dB Power Supply : 5 V Sound Level : 80 dB Material : Plastic Color : White Wired/Wireless : Wireless Dimensions : 0.9 in L x 2.4 in W Mounting Type : Surface