When the door sensor reacts, it will notify you from a distance with sound and light.
Expansion is possible.
You can set a melody for each transmitter.
The magnet can be installed on either the left or right side. Size: (Transmitter) 30 x 138 x 25 mm, Magnet: 10 x 35 x 7.5 mm, (Receiver) 90 x 33 x 91 mm
Power supply: (Transmitter) 3 AAA alkaline batteries, (Receiver) 3 AA alkaline batteries (sold separately) or AC adapter (X0505, sold separately)
Wireless range: Outdoor line of sight distance approx. 180m (indoor approx. 90m)
Melody sound types: 64 sounds (chimes, melodies, voices, sirens, etc.)
Weight: (Transmitter) 55g, (Receiver) 85g
