The door chime is an audible warning that someone has entered. The door chime comes with solid construction for maximum durability. The door chime is wireless with operating range up to 100 meters.

• Frequency: 315MHz/433.92MHz.
• Power: AC/DC.
• Power supply transmitter: 1 x 12V 23A alkaline battery.
• Operating range: up to 100m.
• 32 sounds optional.