It includes a portable indoor chime unit along with a matching wireless push-button doorbell for the entry.
Key Features & Specifications
Operating Range: Up to 100 meters (line-of-sight wireless range).
Sound Options: Features selectable chime tunes/sounds.
Power Supply: The indoor chime unit requires 2 x AA batteries, making it fully portable so it can be moved from room to room or into the garden.
Installation: Completely wire-free design requiring no hardwiring; the bell push unit mounts easily with included fixings or adhesive backing.