HPM's door chimes provide a comfortable and convenient solution for letting you know when you have someone calling at your door. They are "Neighbour friendly". By this, we mean false triggering or interference is prevented - every door chime and bell press pair is factory preset to communicate on one of over 19,000 unique channels
Features: Wireless battery-operated door chime. 50 meter operating range. Flashing light for the hearing impaired. Practical name tag insert. Vast choice of 16 melodies. Easy to install - no wires or cables. No signal interference for neighbours.