Honeywell Premium Portable Wireless Door Chime and Push Button: * A premium door chime from Honeywell with the option of adding on security accessories * Offers peace of mind and custom upgrade possibilities * Add-on push buttons for other entrances around the home, door and window contacts for added security, or motion detectors for peace of mind inside and out * Incorporates 6 visual alert icons to let you know which device has been triggered with an exclusive event log so you can recall which devices were last triggered in case you missed a call * Has the flexibility to go wherever you want it: on the wall, on the patio or in the basement * Industry best 450" operating range provides the performance to work virtually anywhere in, out or around your home * CD-quality sound and fully adjustable volume round out the features for this door chime plus security product