1.The wireless door bell with AC power operated .
2. Easy installation, plug and play
3.The distance up to 300 meters
4.Different painting available.
5.PCB manufacturing by SMT machine which ensure a stable quality.
6.Auto mache code function to ensure interference code builds unique connection between receiver and buttons which block interference
7. No wiring required and 48 Melodies for selection.
8. Increase rubber waterproof ring to remote control button, maintain the same excellent performance at humid environment.
9.Unique appearance design patent